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<a class="jxr_linenumber" name="1" href="#1">1</a>   <em class="jxr_comment">/*</em>
<a class="jxr_linenumber" name="2" href="#2">2</a>   <em class="jxr_comment"> *  Licensed to the Apache Software Foundation (ASF) under one</em>
<a class="jxr_linenumber" name="3" href="#3">3</a>   <em class="jxr_comment"> *  or more contributor license agreements.  See the NOTICE file</em>
<a class="jxr_linenumber" name="4" href="#4">4</a>   <em class="jxr_comment"> *  distributed with this work for additional information</em>
<a class="jxr_linenumber" name="5" href="#5">5</a>   <em class="jxr_comment"> *  regarding copyright ownership.  The ASF licenses this file</em>
<a class="jxr_linenumber" name="6" href="#6">6</a>   <em class="jxr_comment"> *  to you under the Apache License, Version 2.0 (the</em>
<a class="jxr_linenumber" name="7" href="#7">7</a>   <em class="jxr_comment"> *  "License"); you may not use this file except in compliance</em>
<a class="jxr_linenumber" name="8" href="#8">8</a>   <em class="jxr_comment"> *  with the License.  You may obtain a copy of the License at</em>
<a class="jxr_linenumber" name="9" href="#9">9</a>   <em class="jxr_comment"> *</em>
<a class="jxr_linenumber" name="10" href="#10">10</a>  <em class="jxr_comment"> *    <a href="http://www.apache.org/licenses/LICENSE-2.0" target="alexandria_uri">http://www.apache.org/licenses/LICENSE-2.0</a></em>
<a class="jxr_linenumber" name="11" href="#11">11</a>  <em class="jxr_comment"> *</em>
<a class="jxr_linenumber" name="12" href="#12">12</a>  <em class="jxr_comment"> *  Unless required by applicable law or agreed to in writing,</em>
<a class="jxr_linenumber" name="13" href="#13">13</a>  <em class="jxr_comment"> *  software distributed under the License is distributed on an</em>
<a class="jxr_linenumber" name="14" href="#14">14</a>  <em class="jxr_comment"> *  "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY</em>
<a class="jxr_linenumber" name="15" href="#15">15</a>  <em class="jxr_comment"> *  KIND, either express or implied.  See the License for the</em>
<a class="jxr_linenumber" name="16" href="#16">16</a>  <em class="jxr_comment"> *  specific language governing permissions and limitations</em>
<a class="jxr_linenumber" name="17" href="#17">17</a>  <em class="jxr_comment"> *  under the License.</em>
<a class="jxr_linenumber" name="18" href="#18">18</a>  <em class="jxr_comment"> *</em>
<a class="jxr_linenumber" name="19" href="#19">19</a>  <em class="jxr_comment"> */</em>
<a class="jxr_linenumber" name="20" href="#20">20</a>  <strong class="jxr_keyword">package</strong> org.apache.mina.core.polling;
<a class="jxr_linenumber" name="21" href="#21">21</a>  
<a class="jxr_linenumber" name="22" href="#22">22</a>  <strong class="jxr_keyword">import</strong> java.io.IOException;
<a class="jxr_linenumber" name="23" href="#23">23</a>  <strong class="jxr_keyword">import</strong> java.net.PortUnreachableException;
<a class="jxr_linenumber" name="24" href="#24">24</a>  <strong class="jxr_keyword">import</strong> java.nio.channels.ClosedSelectorException;
<a class="jxr_linenumber" name="25" href="#25">25</a>  <strong class="jxr_keyword">import</strong> java.util.ArrayList;
<a class="jxr_linenumber" name="26" href="#26">26</a>  <strong class="jxr_keyword">import</strong> java.util.Iterator;
<a class="jxr_linenumber" name="27" href="#27">27</a>  <strong class="jxr_keyword">import</strong> java.util.List;
<a class="jxr_linenumber" name="28" href="#28">28</a>  <strong class="jxr_keyword">import</strong> java.util.Map;
<a class="jxr_linenumber" name="29" href="#29">29</a>  <strong class="jxr_keyword">import</strong> java.util.Queue;
<a class="jxr_linenumber" name="30" href="#30">30</a>  <strong class="jxr_keyword">import</strong> java.util.concurrent.ConcurrentHashMap;
<a class="jxr_linenumber" name="31" href="#31">31</a>  <strong class="jxr_keyword">import</strong> java.util.concurrent.ConcurrentLinkedQueue;
<a class="jxr_linenumber" name="32" href="#32">32</a>  <strong class="jxr_keyword">import</strong> java.util.concurrent.Executor;
<a class="jxr_linenumber" name="33" href="#33">33</a>  <strong class="jxr_keyword">import</strong> java.util.concurrent.atomic.AtomicBoolean;
<a class="jxr_linenumber" name="34" href="#34">34</a>  <strong class="jxr_keyword">import</strong> java.util.concurrent.atomic.AtomicInteger;
<a class="jxr_linenumber" name="35" href="#35">35</a>  <strong class="jxr_keyword">import</strong> java.util.concurrent.atomic.AtomicReference;
<a class="jxr_linenumber" name="36" href="#36">36</a>  
<a class="jxr_linenumber" name="37" href="#37">37</a>  <strong class="jxr_keyword">import</strong> org.apache.mina.core.buffer.IoBuffer;
<a class="jxr_linenumber" name="38" href="#38">38</a>  <strong class="jxr_keyword">import</strong> org.apache.mina.core.file.FileRegion;
<a class="jxr_linenumber" name="39" href="#39">39</a>  <strong class="jxr_keyword">import</strong> org.apache.mina.core.filterchain.IoFilterChain;
<a class="jxr_linenumber" name="40" href="#40">40</a>  <strong class="jxr_keyword">import</strong> org.apache.mina.core.filterchain.IoFilterChainBuilder;
<a class="jxr_linenumber" name="41" href="#41">41</a>  <strong class="jxr_keyword">import</strong> org.apache.mina.core.future.DefaultIoFuture;
<a class="jxr_linenumber" name="42" href="#42">42</a>  <strong class="jxr_keyword">import</strong> org.apache.mina.core.service.AbstractIoService;
<a class="jxr_linenumber" name="43" href="#43">43</a>  <strong class="jxr_keyword">import</strong> org.apache.mina.core.service.IoProcessor;
<a class="jxr_linenumber" name="44" href="#44">44</a>  <strong class="jxr_keyword">import</strong> org.apache.mina.core.service.IoServiceListenerSupport;
<a class="jxr_linenumber" name="45" href="#45">45</a>  <strong class="jxr_keyword">import</strong> org.apache.mina.core.session.AbstractIoSession;
<a class="jxr_linenumber" name="46" href="#46">46</a>  <strong class="jxr_keyword">import</strong> org.apache.mina.core.session.IoSession;
<a class="jxr_linenumber" name="47" href="#47">47</a>  <strong class="jxr_keyword">import</strong> org.apache.mina.core.session.IoSessionConfig;
<a class="jxr_linenumber" name="48" href="#48">48</a>  <strong class="jxr_keyword">import</strong> org.apache.mina.core.session.SessionState;
<a class="jxr_linenumber" name="49" href="#49">49</a>  <strong class="jxr_keyword">import</strong> org.apache.mina.core.write.WriteRequest;
<a class="jxr_linenumber" name="50" href="#50">50</a>  <strong class="jxr_keyword">import</strong> org.apache.mina.core.write.WriteRequestQueue;
<a class="jxr_linenumber" name="51" href="#51">51</a>  <strong class="jxr_keyword">import</strong> org.apache.mina.core.write.WriteToClosedSessionException;
<a class="jxr_linenumber" name="52" href="#52">52</a>  <strong class="jxr_keyword">import</strong> org.apache.mina.transport.socket.AbstractDatagramSessionConfig;
<a class="jxr_linenumber" name="53" href="#53">53</a>  <strong class="jxr_keyword">import</strong> org.apache.mina.util.ExceptionMonitor;
<a class="jxr_linenumber" name="54" href="#54">54</a>  <strong class="jxr_keyword">import</strong> org.apache.mina.util.NamePreservingRunnable;
<a class="jxr_linenumber" name="55" href="#55">55</a>  <strong class="jxr_keyword">import</strong> org.slf4j.Logger;
<a class="jxr_linenumber" name="56" href="#56">56</a>  <strong class="jxr_keyword">import</strong> org.slf4j.LoggerFactory;
<a class="jxr_linenumber" name="57" href="#57">57</a>  
<a class="jxr_linenumber" name="58" href="#58">58</a>  <em class="jxr_javadoccomment">/**</em>
<a class="jxr_linenumber" name="59" href="#59">59</a>  <em class="jxr_javadoccomment"> * An abstract implementation of {@link IoProcessor} which helps transport</em>
<a class="jxr_linenumber" name="60" href="#60">60</a>  <em class="jxr_javadoccomment"> * developers to write an {@link IoProcessor} easily. This class is in charge of</em>
<a class="jxr_linenumber" name="61" href="#61">61</a>  <em class="jxr_javadoccomment"> * active polling a set of {@link IoSession} and trigger events when some I/O</em>
<a class="jxr_linenumber" name="62" href="#62">62</a>  <em class="jxr_javadoccomment"> * operation is possible.</em>
<a class="jxr_linenumber" name="63" href="#63">63</a>  <em class="jxr_javadoccomment"> *</em>
<a class="jxr_linenumber" name="64" href="#64">64</a>  <em class="jxr_javadoccomment"> * @author &lt;a href="<a href="http://mina.apache.org" target="alexandria_uri">http://mina.apache.org</a>"&gt;Apache MINA Project&lt;/a&gt;</em>
<a class="jxr_linenumber" name="65" href="#65">65</a>  <em class="jxr_javadoccomment"> *</em>
<a class="jxr_linenumber" name="66" href="#66">66</a>  <em class="jxr_javadoccomment"> * @param &lt;S&gt; the type of the {@link IoSession} this processor can handle</em>
<a class="jxr_linenumber" name="67" href="#67">67</a>  <em class="jxr_javadoccomment"> */</em>
<a class="jxr_linenumber" name="68" href="#68">68</a>  <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">abstract</strong> <strong class="jxr_keyword">class</strong> AbstractPollingIoProcessor&lt;S <strong class="jxr_keyword">extends</strong> AbstractIoSession&gt; <strong class="jxr_keyword">implements</strong> IoProcessor&lt;S&gt; {
<a class="jxr_linenumber" name="69" href="#69">69</a>      <em class="jxr_javadoccomment">/**</em><em class="jxr_javadoccomment"> A logger for this class */</em>
<a class="jxr_linenumber" name="70" href="#70">70</a>      <strong class="jxr_keyword">private</strong> <strong class="jxr_keyword">final</strong> <strong class="jxr_keyword">static</strong> Logger LOG = LoggerFactory.getLogger(IoProcessor.<strong class="jxr_keyword">class</strong>);
<a class="jxr_linenumber" name="71" href="#71">71</a>  
<a class="jxr_linenumber" name="72" href="#72">72</a>      <em class="jxr_javadoccomment">/**</em>
<a class="jxr_linenumber" name="73" href="#73">73</a>  <em class="jxr_javadoccomment">     * The maximum loop count for a write operation until</em>
<a class="jxr_linenumber" name="74" href="#74">74</a>  <em class="jxr_javadoccomment">     * {@link #write(AbstractIoSession, IoBuffer, int)} returns non-zero value.</em>
<a class="jxr_linenumber" name="75" href="#75">75</a>  <em class="jxr_javadoccomment">     * It is similar to what a spin lock is for in concurrency programming. It</em>
<a class="jxr_linenumber" name="76" href="#76">76</a>  <em class="jxr_javadoccomment">     * improves memory utilization and write throughput significantly.</em>
<a class="jxr_linenumber" name="77" href="#77">77</a>  <em class="jxr_javadoccomment">     */</em>
<a class="jxr_linenumber" name="78" href="#78">78</a>      <strong class="jxr_keyword">private</strong> <strong class="jxr_keyword">static</strong> <strong class="jxr_keyword">final</strong> <strong class="jxr_keyword">int</strong> WRITE_SPIN_COUNT = 256;
<a class="jxr_linenumber" name="79" href="#79">79</a>  
<a class="jxr_linenumber" name="80" href="#80">80</a>      <em class="jxr_javadoccomment">/**</em>
<a class="jxr_linenumber" name="81" href="#81">81</a>  <em class="jxr_javadoccomment">     * A timeout used for the select, as we need to get out to deal with idle</em>
<a class="jxr_linenumber" name="82" href="#82">82</a>  <em class="jxr_javadoccomment">     * sessions</em>
<a class="jxr_linenumber" name="83" href="#83">83</a>  <em class="jxr_javadoccomment">     */</em>
<a class="jxr_linenumber" name="84" href="#84">84</a>      <strong class="jxr_keyword">private</strong> <strong class="jxr_keyword">static</strong> <strong class="jxr_keyword">final</strong> <strong class="jxr_keyword">long</strong> SELECT_TIMEOUT = 1000L;
<a class="jxr_linenumber" name="85" href="#85">85</a>  
<a class="jxr_linenumber" name="86" href="#86">86</a>      <em class="jxr_javadoccomment">/**</em><em class="jxr_javadoccomment"> A map containing the last Thread ID for each class */</em>
<a class="jxr_linenumber" name="87" href="#87">87</a>      <strong class="jxr_keyword">private</strong> <strong class="jxr_keyword">static</strong> <strong class="jxr_keyword">final</strong> Map&lt;Class&lt;?&gt;, AtomicInteger&gt; threadIds = <strong class="jxr_keyword">new</strong> ConcurrentHashMap&lt;Class&lt;?&gt;, AtomicInteger&gt;();
<a class="jxr_linenumber" name="88" href="#88">88</a>  
<a class="jxr_linenumber" name="89" href="#89">89</a>      <em class="jxr_javadoccomment">/**</em><em class="jxr_javadoccomment"> This <a href="../../../../../org/apache/mina/core/service/IoProcessor.html">IoProcessor</a> instance name */</em>
<a class="jxr_linenumber" name="90" href="#90">90</a>      <strong class="jxr_keyword">private</strong> <strong class="jxr_keyword">final</strong> String threadName;
<a class="jxr_linenumber" name="91" href="#91">91</a>  
<a class="jxr_linenumber" name="92" href="#92">92</a>      <em class="jxr_javadoccomment">/**</em><em class="jxr_javadoccomment"> The executor to use when we need to start the inner <a href="../../../../../org/apache/mina/core/polling/AbstractPollingIoProcessor.html">Processor</a> */</em>
<a class="jxr_linenumber" name="93" href="#93">93</a>      <strong class="jxr_keyword">private</strong> <strong class="jxr_keyword">final</strong> Executor executor;
<a class="jxr_linenumber" name="94" href="#94">94</a>  
<a class="jxr_linenumber" name="95" href="#95">95</a>      <em class="jxr_javadoccomment">/**</em><em class="jxr_javadoccomment"> A Session queue containing the newly created sessions */</em>
<a class="jxr_linenumber" name="96" href="#96">96</a>      <strong class="jxr_keyword">private</strong> <strong class="jxr_keyword">final</strong> Queue&lt;S&gt; newSessions = <strong class="jxr_keyword">new</strong> ConcurrentLinkedQueue&lt;S&gt;();
<a class="jxr_linenumber" name="97" href="#97">97</a>  
<a class="jxr_linenumber" name="98" href="#98">98</a>      <em class="jxr_javadoccomment">/**</em><em class="jxr_javadoccomment"> A queue used to store the sessions to be removed */</em>
<a class="jxr_linenumber" name="99" href="#99">99</a>      <strong class="jxr_keyword">private</strong> <strong class="jxr_keyword">final</strong> Queue&lt;S&gt; removingSessions = <strong class="jxr_keyword">new</strong> ConcurrentLinkedQueue&lt;S&gt;();
<a class="jxr_linenumber" name="100" href="#100">100</a> 
<a class="jxr_linenumber" name="101" href="#101">101</a>     <em class="jxr_javadoccomment">/**</em><em class="jxr_javadoccomment"> A queue used to store the sessions to be flushed */</em>
<a class="jxr_linenumber" name="102" href="#102">102</a>     <strong class="jxr_keyword">private</strong> <strong class="jxr_keyword">final</strong> Queue&lt;S&gt; flushingSessions = <strong class="jxr_keyword">new</strong> ConcurrentLinkedQueue&lt;S&gt;();
<a class="jxr_linenumber" name="103" href="#103">103</a> 
<a class="jxr_linenumber" name="104" href="#104">104</a>     <em class="jxr_javadoccomment">/**</em>
<a class="jxr_linenumber" name="105" href="#105">105</a> <em class="jxr_javadoccomment">     * A queue used to store the sessions which have a trafficControl to be</em>
<a class="jxr_linenumber" name="106" href="#106">106</a> <em class="jxr_javadoccomment">     * updated</em>
<a class="jxr_linenumber" name="107" href="#107">107</a> <em class="jxr_javadoccomment">     */</em>
<a class="jxr_linenumber" name="108" href="#108">108</a>     <strong class="jxr_keyword">private</strong> <strong class="jxr_keyword">final</strong> Queue&lt;S&gt; trafficControllingSessions = <strong class="jxr_keyword">new</strong> ConcurrentLinkedQueue&lt;S&gt;();
<a class="jxr_linenumber" name="109" href="#109">109</a> 
<a class="jxr_linenumber" name="110" href="#110">110</a>     <em class="jxr_javadoccomment">/**</em><em class="jxr_javadoccomment"> The processor thread : it handles the incoming messages */</em>
<a class="jxr_linenumber" name="111" href="#111">111</a>     <strong class="jxr_keyword">private</strong> <strong class="jxr_keyword">final</strong> AtomicReference&lt;Processor&gt; processorRef = <strong class="jxr_keyword">new</strong> AtomicReference&lt;Processor&gt;();
<a class="jxr_linenumber" name="112" href="#112">112</a> 
<a class="jxr_linenumber" name="113" href="#113">113</a>     <strong class="jxr_keyword">private</strong> <strong class="jxr_keyword">long</strong> lastIdleCheckTime;
<a class="jxr_linenumber" name="114" href="#114">114</a> 
<a class="jxr_linenumber" name="115" href="#115">115</a>     <strong class="jxr_keyword">private</strong> <strong class="jxr_keyword">final</strong> Object disposalLock = <strong class="jxr_keyword">new</strong> Object();
<a class="jxr_linenumber" name="116" href="#116">116</a> 
<a class="jxr_linenumber" name="117" href="#117">117</a>     <strong class="jxr_keyword">private</strong> <strong class="jxr_keyword">volatile</strong> <strong class="jxr_keyword">boolean</strong> disposing;
<a class="jxr_linenumber" name="118" href="#118">118</a> 
<a class="jxr_linenumber" name="119" href="#119">119</a>     <strong class="jxr_keyword">private</strong> <strong class="jxr_keyword">volatile</strong> <strong class="jxr_keyword">boolean</strong> disposed;
<a class="jxr_linenumber" name="120" href="#120">120</a> 
<a class="jxr_linenumber" name="121" href="#121">121</a>     <strong class="jxr_keyword">private</strong> <strong class="jxr_keyword">final</strong> <a href="../../../../../org/apache/mina/core/future/DefaultIoFuture.html">DefaultIoFuture</a> disposalFuture = <strong class="jxr_keyword">new</strong> <a href="../../../../../org/apache/mina/core/future/DefaultIoFuture.html">DefaultIoFuture</a>(<strong class="jxr_keyword">null</strong>);
<a class="jxr_linenumber" name="122" href="#122">122</a> 
<a class="jxr_linenumber" name="123" href="#123">123</a>     <strong class="jxr_keyword">protected</strong> AtomicBoolean wakeupCalled = <strong class="jxr_keyword">new</strong> AtomicBoolean(false);
<a class="jxr_linenumber" name="124" href="#124">124</a> 
<a class="jxr_linenumber" name="125" href="#125">125</a>     <em class="jxr_javadoccomment">/**</em>
<a class="jxr_linenumber" name="126" href="#126">126</a> <em class="jxr_javadoccomment">     * Create an {@link AbstractPollingIoProcessor} with the given</em>
<a class="jxr_linenumber" name="127" href="#127">127</a> <em class="jxr_javadoccomment">     * {@link Executor} for handling I/Os events.</em>
<a class="jxr_linenumber" name="128" href="#128">128</a> <em class="jxr_javadoccomment">     *</em>
<a class="jxr_linenumber" name="129" href="#129">129</a> <em class="jxr_javadoccomment">     * @param executor</em>
<a class="jxr_linenumber" name="130" href="#130">130</a> <em class="jxr_javadoccomment">     *            the {@link Executor} for handling I/O events</em>
<a class="jxr_linenumber" name="131" href="#131">131</a> <em class="jxr_javadoccomment">     */</em>
<a class="jxr_linenumber" name="132" href="#132">132</a>     <strong class="jxr_keyword">protected</strong> <a href="../../../../../org/apache/mina/core/polling/AbstractPollingIoProcessor.html">AbstractPollingIoProcessor</a>(Executor executor) {
<a class="jxr_linenumber" name="133" href="#133">133</a>         <strong class="jxr_keyword">if</strong> (executor == <strong class="jxr_keyword">null</strong>) {
<a class="jxr_linenumber" name="134" href="#134">134</a>             <strong class="jxr_keyword">throw</strong> <strong class="jxr_keyword">new</strong> IllegalArgumentException(<span class="jxr_string">"executor"</span>);
<a class="jxr_linenumber" name="135" href="#135">135</a>         }
<a class="jxr_linenumber" name="136" href="#136">136</a> 
<a class="jxr_linenumber" name="137" href="#137">137</a>         <strong class="jxr_keyword">this</strong>.threadName = nextThreadName();
<a class="jxr_linenumber" name="138" href="#138">138</a>         <strong class="jxr_keyword">this</strong>.executor = executor;
<a class="jxr_linenumber" name="139" href="#139">139</a>     }
<a class="jxr_linenumber" name="140" href="#140">140</a> 
<a class="jxr_linenumber" name="141" href="#141">141</a>     <em class="jxr_javadoccomment">/**</em>
<a class="jxr_linenumber" name="142" href="#142">142</a> <em class="jxr_javadoccomment">     * Compute the thread ID for this class instance. As we may have different</em>
<a class="jxr_linenumber" name="143" href="#143">143</a> <em class="jxr_javadoccomment">     * classes, we store the last ID number into a Map associating the class</em>
<a class="jxr_linenumber" name="144" href="#144">144</a> <em class="jxr_javadoccomment">     * name to the last assigned ID.</em>
<a class="jxr_linenumber" name="145" href="#145">145</a> <em class="jxr_javadoccomment">     *</em>
<a class="jxr_linenumber" name="146" href="#146">146</a> <em class="jxr_javadoccomment">     * @return a name for the current thread, based on the class name and an</em>
<a class="jxr_linenumber" name="147" href="#147">147</a> <em class="jxr_javadoccomment">     *         incremental value, starting at 1.</em>
<a class="jxr_linenumber" name="148" href="#148">148</a> <em class="jxr_javadoccomment">     */</em>
<a class="jxr_linenumber" name="149" href="#149">149</a>     <strong class="jxr_keyword">private</strong> String nextThreadName() {
<a class="jxr_linenumber" name="150" href="#150">150</a>         Class&lt;?&gt; cls = getClass();
<a class="jxr_linenumber" name="151" href="#151">151</a>         <strong class="jxr_keyword">int</strong> newThreadId;
<a class="jxr_linenumber" name="152" href="#152">152</a> 
<a class="jxr_linenumber" name="153" href="#153">153</a>         <em class="jxr_comment">// We synchronize this block to avoid a concurrent access to</em>
<a class="jxr_linenumber" name="154" href="#154">154</a>         <em class="jxr_comment">// the actomicInteger (it can be modified by another thread, while</em>
<a class="jxr_linenumber" name="155" href="#155">155</a>         <em class="jxr_comment">// being seen as null by another thread)</em>
<a class="jxr_linenumber" name="156" href="#156">156</a>         <strong class="jxr_keyword">synchronized</strong> (threadIds) {
<a class="jxr_linenumber" name="157" href="#157">157</a>             <em class="jxr_comment">// Get the current ID associated to this class' name</em>
<a class="jxr_linenumber" name="158" href="#158">158</a>             AtomicInteger threadId = threadIds.get(cls);
<a class="jxr_linenumber" name="159" href="#159">159</a> 
<a class="jxr_linenumber" name="160" href="#160">160</a>             <strong class="jxr_keyword">if</strong> (threadId == <strong class="jxr_keyword">null</strong>) {
<a class="jxr_linenumber" name="161" href="#161">161</a>                 <em class="jxr_comment">// We never have seen this class before, just create a</em>
<a class="jxr_linenumber" name="162" href="#162">162</a>                 <em class="jxr_comment">// new ID starting at 1 for it, and associate this ID</em>
<a class="jxr_linenumber" name="163" href="#163">163</a>                 <em class="jxr_comment">// with the class name in the map.</em>
<a class="jxr_linenumber" name="164" href="#164">164</a>                 newThreadId = 1;
<a class="jxr_linenumber" name="165" href="#165">165</a>                 threadIds.put(cls, <strong class="jxr_keyword">new</strong> AtomicInteger(newThreadId));
<a class="jxr_linenumber" name="166" href="#166">166</a>             } <strong class="jxr_keyword">else</strong> {
<a class="jxr_linenumber" name="167" href="#167">167</a>                 <em class="jxr_comment">// Just increment the lat ID, and get it.</em>
<a class="jxr_linenumber" name="168" href="#168">168</a>                 newThreadId = threadId.incrementAndGet();
<a class="jxr_linenumber" name="169" href="#169">169</a>             }
<a class="jxr_linenumber" name="170" href="#170">170</a>         }
<a class="jxr_linenumber" name="171" href="#171">171</a> 
<a class="jxr_linenumber" name="172" href="#172">172</a>         <em class="jxr_comment">// Now we can compute the name for this thread</em>
<a class="jxr_linenumber" name="173" href="#173">173</a>         <strong class="jxr_keyword">return</strong> cls.getSimpleName() + '-' + newThreadId;
<a class="jxr_linenumber" name="174" href="#174">174</a>     }
<a class="jxr_linenumber" name="175" href="#175">175</a> 
<a class="jxr_linenumber" name="176" href="#176">176</a>     <em class="jxr_javadoccomment">/**</em>
<a class="jxr_linenumber" name="177" href="#177">177</a> <em class="jxr_javadoccomment">     * {@inheritDoc}</em>
<a class="jxr_linenumber" name="178" href="#178">178</a> <em class="jxr_javadoccomment">     */</em>
<a class="jxr_linenumber" name="179" href="#179">179</a>     <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">final</strong> <strong class="jxr_keyword">boolean</strong> isDisposing() {
<a class="jxr_linenumber" name="180" href="#180">180</a>         <strong class="jxr_keyword">return</strong> disposing;
<a class="jxr_linenumber" name="181" href="#181">181</a>     }
<a class="jxr_linenumber" name="182" href="#182">182</a> 
<a class="jxr_linenumber" name="183" href="#183">183</a>     <em class="jxr_javadoccomment">/**</em>
<a class="jxr_linenumber" name="184" href="#184">184</a> <em class="jxr_javadoccomment">     * {@inheritDoc}</em>
<a class="jxr_linenumber" name="185" href="#185">185</a> <em class="jxr_javadoccomment">     */</em>
<a class="jxr_linenumber" name="186" href="#186">186</a>     <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">final</strong> <strong class="jxr_keyword">boolean</strong> isDisposed() {
<a class="jxr_linenumber" name="187" href="#187">187</a>         <strong class="jxr_keyword">return</strong> disposed;
<a class="jxr_linenumber" name="188" href="#188">188</a>     }
<a class="jxr_linenumber" name="189" href="#189">189</a> 
<a class="jxr_linenumber" name="190" href="#190">190</a>     <em class="jxr_javadoccomment">/**</em>
<a class="jxr_linenumber" name="191" href="#191">191</a> <em class="jxr_javadoccomment">     * {@inheritDoc}</em>
<a class="jxr_linenumber" name="192" href="#192">192</a> <em class="jxr_javadoccomment">     */</em>
<a class="jxr_linenumber" name="193" href="#193">193</a>     <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">final</strong> <strong class="jxr_keyword">void</strong> dispose() {
<a class="jxr_linenumber" name="194" href="#194">194</a>         <strong class="jxr_keyword">if</strong> (disposed || disposing) {
<a class="jxr_linenumber" name="195" href="#195">195</a>             <strong class="jxr_keyword">return</strong>;
<a class="jxr_linenumber" name="196" href="#196">196</a>         }
<a class="jxr_linenumber" name="197" href="#197">197</a> 
<a class="jxr_linenumber" name="198" href="#198">198</a>         <strong class="jxr_keyword">synchronized</strong> (disposalLock) {
<a class="jxr_linenumber" name="199" href="#199">199</a>             disposing = <strong class="jxr_keyword">true</strong>;
<a class="jxr_linenumber" name="200" href="#200">200</a>             startupProcessor();
<a class="jxr_linenumber" name="201" href="#201">201</a>         }
<a class="jxr_linenumber" name="202" href="#202">202</a> 
<a class="jxr_linenumber" name="203" href="#203">203</a>         disposalFuture.awaitUninterruptibly();
<a class="jxr_linenumber" name="204" href="#204">204</a>         disposed = <strong class="jxr_keyword">true</strong>;
<a class="jxr_linenumber" name="205" href="#205">205</a>     }
<a class="jxr_linenumber" name="206" href="#206">206</a> 
<a class="jxr_linenumber" name="207" href="#207">207</a>     <em class="jxr_javadoccomment">/**</em>
<a class="jxr_linenumber" name="208" href="#208">208</a> <em class="jxr_javadoccomment">     * Dispose the resources used by this {@link IoProcessor} for polling the</em>
<a class="jxr_linenumber" name="209" href="#209">209</a> <em class="jxr_javadoccomment">     * client connections. The implementing class doDispose method will be called.</em>
<a class="jxr_linenumber" name="210" href="#210">210</a> <em class="jxr_javadoccomment">     *</em>
<a class="jxr_linenumber" name="211" href="#211">211</a> <em class="jxr_javadoccomment">     * @throws Exception if some low level IO error occurs</em>
<a class="jxr_linenumber" name="212" href="#212">212</a> <em class="jxr_javadoccomment">     */</em>
<a class="jxr_linenumber" name="213" href="#213">213</a>     <strong class="jxr_keyword">protected</strong> <strong class="jxr_keyword">abstract</strong> <strong class="jxr_keyword">void</strong> doDispose() <strong class="jxr_keyword">throws</strong> Exception;
<a class="jxr_linenumber" name="214" href="#214">214</a> 
<a class="jxr_linenumber" name="215" href="#215">215</a>     <em class="jxr_javadoccomment">/**</em>
<a class="jxr_linenumber" name="216" href="#216">216</a> <em class="jxr_javadoccomment">     * poll those sessions for the given timeout</em>
<a class="jxr_linenumber" name="217" href="#217">217</a> <em class="jxr_javadoccomment">     *</em>
<a class="jxr_linenumber" name="218" href="#218">218</a> <em class="jxr_javadoccomment">     * @param timeout</em>
<a class="jxr_linenumber" name="219" href="#219">219</a> <em class="jxr_javadoccomment">     *            milliseconds before the call timeout if no event appear</em>
<a class="jxr_linenumber" name="220" href="#220">220</a> <em class="jxr_javadoccomment">     * @return The number of session ready for read or for write</em>
<a class="jxr_linenumber" name="221" href="#221">221</a> <em class="jxr_javadoccomment">     * @throws Exception</em>
<a class="jxr_linenumber" name="222" href="#222">222</a> <em class="jxr_javadoccomment">     *             if some low level IO error occurs</em>
<a class="jxr_linenumber" name="223" href="#223">223</a> <em class="jxr_javadoccomment">     */</em>
<a class="jxr_linenumber" name="224" href="#224">224</a>     <strong class="jxr_keyword">protected</strong> <strong class="jxr_keyword">abstract</strong> <strong class="jxr_keyword">int</strong> select(<strong class="jxr_keyword">long</strong> timeout) <strong class="jxr_keyword">throws</strong> Exception;
<a class="jxr_linenumber" name="225" href="#225">225</a> 
<a class="jxr_linenumber" name="226" href="#226">226</a>     <em class="jxr_javadoccomment">/**</em>
<a class="jxr_linenumber" name="227" href="#227">227</a> <em class="jxr_javadoccomment">     * poll those sessions forever</em>
<a class="jxr_linenumber" name="228" href="#228">228</a> <em class="jxr_javadoccomment">     *</em>
<a class="jxr_linenumber" name="229" href="#229">229</a> <em class="jxr_javadoccomment">     * @return The number of session ready for read or for write</em>
<a class="jxr_linenumber" name="230" href="#230">230</a> <em class="jxr_javadoccomment">     * @throws Exception</em>
<a class="jxr_linenumber" name="231" href="#231">231</a> <em class="jxr_javadoccomment">     *             if some low level IO error occurs</em>
<a class="jxr_linenumber" name="232" href="#232">232</a> <em class="jxr_javadoccomment">     */</em>
<a class="jxr_linenumber" name="233" href="#233">233</a>     <strong class="jxr_keyword">protected</strong> <strong class="jxr_keyword">abstract</strong> <strong class="jxr_keyword">int</strong> select() <strong class="jxr_keyword">throws</strong> Exception;
<a class="jxr_linenumber" name="234" href="#234">234</a> 
<a class="jxr_linenumber" name="235" href="#235">235</a>     <em class="jxr_javadoccomment">/**</em>
<a class="jxr_linenumber" name="236" href="#236">236</a> <em class="jxr_javadoccomment">     * Say if the list of {@link IoSession} polled by this {@link IoProcessor}</em>
<a class="jxr_linenumber" name="237" href="#237">237</a> <em class="jxr_javadoccomment">     * is empty</em>
<a class="jxr_linenumber" name="238" href="#238">238</a> <em class="jxr_javadoccomment">     *</em>
<a class="jxr_linenumber" name="239" href="#239">239</a> <em class="jxr_javadoccomment">     * @return true if at least a session is managed by this {@link IoProcessor}</em>
<a class="jxr_linenumber" name="240" href="#240">240</a> <em class="jxr_javadoccomment">     */</em>
<a class="jxr_linenumber" name="241" href="#241">241</a>     <strong class="jxr_keyword">protected</strong> <strong class="jxr_keyword">abstract</strong> <strong class="jxr_keyword">boolean</strong> isSelectorEmpty();
<a class="jxr_linenumber" name="242" href="#242">242</a> 
<a class="jxr_linenumber" name="243" href="#243">243</a>     <em class="jxr_javadoccomment">/**</em>
<a class="jxr_linenumber" name="244" href="#244">244</a> <em class="jxr_javadoccomment">     * Interrupt the {@link AbstractPollingIoProcessor#select(int) call.</em>
<a class="jxr_linenumber" name="245" href="#245">245</a> <em class="jxr_javadoccomment">     */</em>
<a class="jxr_linenumber" name="246" href="#246">246</a>     <strong class="jxr_keyword">protected</strong> <strong class="jxr_keyword">abstract</strong> <strong class="jxr_keyword">void</strong> wakeup();
<a class="jxr_linenumber" name="247" href="#247">247</a> 
<a class="jxr_linenumber" name="248" href="#248">248</a>     <em class="jxr_javadoccomment">/**</em>
<a class="jxr_linenumber" name="249" href="#249">249</a> <em class="jxr_javadoccomment">     * Get an {@link Iterator} for the list of {@link IoSession} polled by this</em>
<a class="jxr_linenumber" name="250" href="#250">250</a> <em class="jxr_javadoccomment">     * {@link IoProcessor}</em>
<a class="jxr_linenumber" name="251" href="#251">251</a> <em class="jxr_javadoccomment">     *</em>
<a class="jxr_linenumber" name="252" href="#252">252</a> <em class="jxr_javadoccomment">     * @return {@link Iterator} of {@link IoSession}</em>
<a class="jxr_linenumber" name="253" href="#253">253</a> <em class="jxr_javadoccomment">     */</em>
<a class="jxr_linenumber" name="254" href="#254">254</a>     <strong class="jxr_keyword">protected</strong> <strong class="jxr_keyword">abstract</strong> Iterator&lt;S&gt; allSessions();
<a class="jxr_linenumber" name="255" href="#255">255</a> 
<a class="jxr_linenumber" name="256" href="#256">256</a>     <em class="jxr_javadoccomment">/**</em>
<a class="jxr_linenumber" name="257" href="#257">257</a> <em class="jxr_javadoccomment">     * Get an {@link Iterator} for the list of {@link IoSession} found selected</em>
<a class="jxr_linenumber" name="258" href="#258">258</a> <em class="jxr_javadoccomment">     * by the last call of {@link AbstractPollingIoProcessor#select(int)</em>
<a class="jxr_linenumber" name="259" href="#259">259</a> <em class="jxr_javadoccomment">     * @return {@link Iterator} of {@link IoSession} read for I/Os operation</em>
<a class="jxr_linenumber" name="260" href="#260">260</a> <em class="jxr_javadoccomment">     */</em>
<a class="jxr_linenumber" name="261" href="#261">261</a>     <strong class="jxr_keyword">protected</strong> <strong class="jxr_keyword">abstract</strong> Iterator&lt;S&gt; selectedSessions();
<a class="jxr_linenumber" name="262" href="#262">262</a> 
<a class="jxr_linenumber" name="263" href="#263">263</a>     <em class="jxr_javadoccomment">/**</em>
<a class="jxr_linenumber" name="264" href="#264">264</a> <em class="jxr_javadoccomment">     * Get the state of a session (preparing, open, closed)</em>
<a class="jxr_linenumber" name="265" href="#265">265</a> <em class="jxr_javadoccomment">     *</em>
<a class="jxr_linenumber" name="266" href="#266">266</a> <em class="jxr_javadoccomment">     * @param session</em>
<a class="jxr_linenumber" name="267" href="#267">267</a> <em class="jxr_javadoccomment">     *            the {@link IoSession} to inspect</em>
<a class="jxr_linenumber" name="268" href="#268">268</a> <em class="jxr_javadoccomment">     * @return the state of the session</em>
<a class="jxr_linenumber" name="269" href="#269">269</a> <em class="jxr_javadoccomment">     */</em>
<a class="jxr_linenumber" name="270" href="#270">270</a>     <strong class="jxr_keyword">protected</strong> <strong class="jxr_keyword">abstract</strong> <a href="../../../../../org/apache/mina/core/session/SessionState.html">SessionState</a> getState(S session);
<a class="jxr_linenumber" name="271" href="#271">271</a> 
<a class="jxr_linenumber" name="272" href="#272">272</a>     <em class="jxr_javadoccomment">/**</em>
<a class="jxr_linenumber" name="273" href="#273">273</a> <em class="jxr_javadoccomment">     * Is the session ready for writing</em>
<a class="jxr_linenumber" name="274" href="#274">274</a> <em class="jxr_javadoccomment">     *</em>
<a class="jxr_linenumber" name="275" href="#275">275</a> <em class="jxr_javadoccomment">     * @param session</em>
<a class="jxr_linenumber" name="276" href="#276">276</a> <em class="jxr_javadoccomment">     *            the session queried</em>
<a class="jxr_linenumber" name="277" href="#277">277</a> <em class="jxr_javadoccomment">     * @return true is ready, false if not ready</em>
<a class="jxr_linenumber" name="278" href="#278">278</a> <em class="jxr_javadoccomment">     */</em>
<a class="jxr_linenumber" name="279" href="#279">279</a>     <strong class="jxr_keyword">protected</strong> <strong class="jxr_keyword">abstract</strong> <strong class="jxr_keyword">boolean</strong> isWritable(S session);
<a class="jxr_linenumber" name="280" href="#280">280</a> 
<a class="jxr_linenumber" name="281" href="#281">281</a>     <em class="jxr_javadoccomment">/**</em>
<a class="jxr_linenumber" name="282" href="#282">282</a> <em class="jxr_javadoccomment">     * Is the session ready for reading</em>
<a class="jxr_linenumber" name="283" href="#283">283</a> <em class="jxr_javadoccomment">     *</em>
<a class="jxr_linenumber" name="284" href="#284">284</a> <em class="jxr_javadoccomment">     * @param session</em>
<a class="jxr_linenumber" name="285" href="#285">285</a> <em class="jxr_javadoccomment">     *            the session queried</em>
<a class="jxr_linenumber" name="286" href="#286">286</a> <em class="jxr_javadoccomment">     * @return true is ready, false if not ready</em>
<a class="jxr_linenumber" name="287" href="#287">287</a> <em class="jxr_javadoccomment">     */</em>
<a class="jxr_linenumber" name="288" href="#288">288</a>     <strong class="jxr_keyword">protected</strong> <strong class="jxr_keyword">abstract</strong> <strong class="jxr_keyword">boolean</strong> isReadable(S session);
<a class="jxr_linenumber" name="289" href="#289">289</a> 
<a class="jxr_linenumber" name="290" href="#290">290</a>     <em class="jxr_javadoccomment">/**</em>
<a class="jxr_linenumber" name="291" href="#291">291</a> <em class="jxr_javadoccomment">     * register a session for writing</em>
<a class="jxr_linenumber" name="292" href="#292">292</a> <em class="jxr_javadoccomment">     *</em>
<a class="jxr_linenumber" name="293" href="#293">293</a> <em class="jxr_javadoccomment">     * @param session</em>
<a class="jxr_linenumber" name="294" href="#294">294</a> <em class="jxr_javadoccomment">     *            the session registered</em>
<a class="jxr_linenumber" name="295" href="#295">295</a> <em class="jxr_javadoccomment">     * @param isInterested</em>
<a class="jxr_linenumber" name="296" href="#296">296</a> <em class="jxr_javadoccomment">     *            true for registering, false for removing</em>
<a class="jxr_linenumber" name="297" href="#297">297</a> <em class="jxr_javadoccomment">     */</em>
<a class="jxr_linenumber" name="298" href="#298">298</a>     <strong class="jxr_keyword">protected</strong> <strong class="jxr_keyword">abstract</strong> <strong class="jxr_keyword">void</strong> setInterestedInWrite(S session, <strong class="jxr_keyword">boolean</strong> isInterested)
<a class="jxr_linenumber" name="299" href="#299">299</a>             <strong class="jxr_keyword">throws</strong> Exception;
<a class="jxr_linenumber" name="300" href="#300">300</a> 
<a class="jxr_linenumber" name="301" href="#301">301</a>     <em class="jxr_javadoccomment">/**</em>
<a class="jxr_linenumber" name="302" href="#302">302</a> <em class="jxr_javadoccomment">     * register a session for reading</em>
<a class="jxr_linenumber" name="303" href="#303">303</a> <em class="jxr_javadoccomment">     *</em>
<a class="jxr_linenumber" name="304" href="#304">304</a> <em class="jxr_javadoccomment">     * @param session</em>
<a class="jxr_linenumber" name="305" href="#305">305</a> <em class="jxr_javadoccomment">     *            the session registered</em>
<a class="jxr_linenumber" name="306" href="#306">306</a> <em class="jxr_javadoccomment">     * @param isInterested</em>
<a class="jxr_linenumber" name="307" href="#307">307</a> <em class="jxr_javadoccomment">     *            true for registering, false for removing</em>
<a class="jxr_linenumber" name="308" href="#308">308</a> <em class="jxr_javadoccomment">     */</em>
<a class="jxr_linenumber" name="309" href="#309">309</a>     <strong class="jxr_keyword">protected</strong> <strong class="jxr_keyword">abstract</strong> <strong class="jxr_keyword">void</strong> setInterestedInRead(S session, <strong class="jxr_keyword">boolean</strong> isInterested)
<a class="jxr_linenumber" name="310" href="#310">310</a>             <strong class="jxr_keyword">throws</strong> Exception;
<a class="jxr_linenumber" name="311" href="#311">311</a> 
<a class="jxr_linenumber" name="312" href="#312">312</a>     <em class="jxr_javadoccomment">/**</em>
<a class="jxr_linenumber" name="313" href="#313">313</a> <em class="jxr_javadoccomment">     * is this session registered for reading</em>
<a class="jxr_linenumber" name="314" href="#314">314</a> <em class="jxr_javadoccomment">     *</em>
<a class="jxr_linenumber" name="315" href="#315">315</a> <em class="jxr_javadoccomment">     * @param session</em>
<a class="jxr_linenumber" name="316" href="#316">316</a> <em class="jxr_javadoccomment">     *            the session queried</em>
<a class="jxr_linenumber" name="317" href="#317">317</a> <em class="jxr_javadoccomment">     * @return true is registered for reading</em>
<a class="jxr_linenumber" name="318" href="#318">318</a> <em class="jxr_javadoccomment">     */</em>
<a class="jxr_linenumber" name="319" href="#319">319</a>     <strong class="jxr_keyword">protected</strong> <strong class="jxr_keyword">abstract</strong> <strong class="jxr_keyword">boolean</strong> isInterestedInRead(S session);
<a class="jxr_linenumber" name="320" href="#320">320</a> 
<a class="jxr_linenumber" name="321" href="#321">321</a>     <em class="jxr_javadoccomment">/**</em>
<a class="jxr_linenumber" name="322" href="#322">322</a> <em class="jxr_javadoccomment">     * is this session registered for writing</em>
<a class="jxr_linenumber" name="323" href="#323">323</a> <em class="jxr_javadoccomment">     *</em>
<a class="jxr_linenumber" name="324" href="#324">324</a> <em class="jxr_javadoccomment">     * @param session</em>
<a class="jxr_linenumber" name="325" href="#325">325</a> <em class="jxr_javadoccomment">     *            the session queried</em>
<a class="jxr_linenumber" name="326" href="#326">326</a> <em class="jxr_javadoccomment">     * @return true is registered for writing</em>
<a class="jxr_linenumber" name="327" href="#327">327</a> <em class="jxr_javadoccomment">     */</em>
<a class="jxr_linenumber" name="328" href="#328">328</a>     <strong class="jxr_keyword">protected</strong> <strong class="jxr_keyword">abstract</strong> <strong class="jxr_keyword">boolean</strong> isInterestedInWrite(S session);
<a class="jxr_linenumber" name="329" href="#329">329</a> 
<a class="jxr_linenumber" name="330" href="#330">330</a>     <em class="jxr_javadoccomment">/**</em>
<a class="jxr_linenumber" name="331" href="#331">331</a> <em class="jxr_javadoccomment">     * Initialize the polling of a session. Add it to the polling process.</em>
<a class="jxr_linenumber" name="332" href="#332">332</a> <em class="jxr_javadoccomment">     *</em>
<a class="jxr_linenumber" name="333" href="#333">333</a> <em class="jxr_javadoccomment">     * @param session the {@link IoSession} to add to the polling</em>
<a class="jxr_linenumber" name="334" href="#334">334</a> <em class="jxr_javadoccomment">     * @throws Exception any exception thrown by the underlying system calls</em>
<a class="jxr_linenumber" name="335" href="#335">335</a> <em class="jxr_javadoccomment">     */</em>
<a class="jxr_linenumber" name="336" href="#336">336</a>     <strong class="jxr_keyword">protected</strong> <strong class="jxr_keyword">abstract</strong> <strong class="jxr_keyword">void</strong> init(S session) <strong class="jxr_keyword">throws</strong> Exception;
<a class="jxr_linenumber" name="337" href="#337">337</a> 
<a class="jxr_linenumber" name="338" href="#338">338</a>     <em class="jxr_javadoccomment">/**</em>
<a class="jxr_linenumber" name="339" href="#339">339</a> <em class="jxr_javadoccomment">     * Destroy the underlying client socket handle</em>
<a class="jxr_linenumber" name="340" href="#340">340</a> <em class="jxr_javadoccomment">     *</em>
<a class="jxr_linenumber" name="341" href="#341">341</a> <em class="jxr_javadoccomment">     * @param session</em>
<a class="jxr_linenumber" name="342" href="#342">342</a> <em class="jxr_javadoccomment">     *            the {@link IoSession}</em>
<a class="jxr_linenumber" name="343" href="#343">343</a> <em class="jxr_javadoccomment">     * @throws Exception</em>
<a class="jxr_linenumber" name="344" href="#344">344</a> <em class="jxr_javadoccomment">     *             any exception thrown by the underlying system calls</em>
<a class="jxr_linenumber" name="345" href="#345">345</a> <em class="jxr_javadoccomment">     */</em>
<a class="jxr_linenumber" name="346" href="#346">346</a>     <strong class="jxr_keyword">protected</strong> <strong class="jxr_keyword">abstract</strong> <strong class="jxr_keyword">void</strong> destroy(S session) <strong class="jxr_keyword">throws</strong> Exception;
<a class="jxr_linenumber" name="347" href="#347">347</a> 
<a class="jxr_linenumber" name="348" href="#348">348</a>     <em class="jxr_javadoccomment">/**</em>
<a class="jxr_linenumber" name="349" href="#349">349</a> <em class="jxr_javadoccomment">     * Reads a sequence of bytes from a {@link IoSession} into the given</em>
<a class="jxr_linenumber" name="350" href="#350">350</a> <em class="jxr_javadoccomment">     * {@link IoBuffer}. Is called when the session was found ready for reading.</em>
<a class="jxr_linenumber" name="351" href="#351">351</a> <em class="jxr_javadoccomment">     *</em>
<a class="jxr_linenumber" name="352" href="#352">352</a> <em class="jxr_javadoccomment">     * @param session</em>
<a class="jxr_linenumber" name="353" href="#353">353</a> <em class="jxr_javadoccomment">     *            the session to read</em>
<a class="jxr_linenumber" name="354" href="#354">354</a> <em class="jxr_javadoccomment">     * @param buf</em>
<a class="jxr_linenumber" name="355" href="#355">355</a> <em class="jxr_javadoccomment">     *            the buffer to fill</em>
<a class="jxr_linenumber" name="356" href="#356">356</a> <em class="jxr_javadoccomment">     * @return the number of bytes read</em>
<a class="jxr_linenumber" name="357" href="#357">357</a> <em class="jxr_javadoccomment">     * @throws Exception</em>
<a class="jxr_linenumber" name="358" href="#358">358</a> <em class="jxr_javadoccomment">     *             any exception thrown by the underlying system calls</em>
<a class="jxr_linenumber" name="359" href="#359">359</a> <em class="jxr_javadoccomment">     */</em>
<a class="jxr_linenumber" name="360" href="#360">360</a>     <strong class="jxr_keyword">protected</strong> <strong class="jxr_keyword">abstract</strong> <strong class="jxr_keyword">int</strong> read(S session, <a href="../../../../../org/apache/mina/core/buffer/IoBuffer.html">IoBuffer</a> buf) <strong class="jxr_keyword">throws</strong> Exception;
<a class="jxr_linenumber" name="361" href="#361">361</a> 
<a class="jxr_linenumber" name="362" href="#362">362</a>     <em class="jxr_javadoccomment">/**</em>
<a class="jxr_linenumber" name="363" href="#363">363</a> <em class="jxr_javadoccomment">     * Write a sequence of bytes to a {@link IoSession}, means to be called when</em>
<a class="jxr_linenumber" name="364" href="#364">364</a> <em class="jxr_javadoccomment">     * a session was found ready for writing.</em>
<a class="jxr_linenumber" name="365" href="#365">365</a> <em class="jxr_javadoccomment">     *</em>
<a class="jxr_linenumber" name="366" href="#366">366</a> <em class="jxr_javadoccomment">     * @param session</em>
<a class="jxr_linenumber" name="367" href="#367">367</a> <em class="jxr_javadoccomment">     *            the session to write</em>
<a class="jxr_linenumber" name="368" href="#368">368</a> <em class="jxr_javadoccomment">     * @param buf</em>
<a class="jxr_linenumber" name="369" href="#369">369</a> <em class="jxr_javadoccomment">     *            the buffer to write</em>
<a class="jxr_linenumber" name="370" href="#370">370</a> <em class="jxr_javadoccomment">     * @param length</em>
<a class="jxr_linenumber" name="371" href="#371">371</a> <em class="jxr_javadoccomment">     *            the number of bytes to write can be superior to the number of</em>
<a class="jxr_linenumber" name="372" href="#372">372</a> <em class="jxr_javadoccomment">     *            bytes remaining in the buffer</em>
<a class="jxr_linenumber" name="373" href="#373">373</a> <em class="jxr_javadoccomment">     * @return the number of byte written</em>
<a class="jxr_linenumber" name="374" href="#374">374</a> <em class="jxr_javadoccomment">     * @throws Exception</em>
<a class="jxr_linenumber" name="375" href="#375">375</a> <em class="jxr_javadoccomment">     *             any exception thrown by the underlying system calls</em>
<a class="jxr_linenumber" name="376" href="#376">376</a> <em class="jxr_javadoccomment">     */</em>
<a class="jxr_linenumber" name="377" href="#377">377</a>     <strong class="jxr_keyword">protected</strong> <strong class="jxr_keyword">abstract</strong> <strong class="jxr_keyword">int</strong> write(S session, <a href="../../../../../org/apache/mina/core/buffer/IoBuffer.html">IoBuffer</a> buf, <strong class="jxr_keyword">int</strong> length)
<a class="jxr_linenumber" name="378" href="#378">378</a>             <strong class="jxr_keyword">throws</strong> Exception;
<a class="jxr_linenumber" name="379" href="#379">379</a> 
<a class="jxr_linenumber" name="380" href="#380">380</a>     <em class="jxr_javadoccomment">/**</em>
<a class="jxr_linenumber" name="381" href="#381">381</a> <em class="jxr_javadoccomment">     * Write a part of a file to a {@link IoSession}, if the underlying API</em>
<a class="jxr_linenumber" name="382" href="#382">382</a> <em class="jxr_javadoccomment">     * isn't supporting system calls like sendfile(), you can throw a</em>
<a class="jxr_linenumber" name="383" href="#383">383</a> <em class="jxr_javadoccomment">     * {@link UnsupportedOperationException} so the file will be send using</em>
<a class="jxr_linenumber" name="384" href="#384">384</a> <em class="jxr_javadoccomment">     * usual {@link #write(AbstractIoSession, IoBuffer, int)} call.</em>
<a class="jxr_linenumber" name="385" href="#385">385</a> <em class="jxr_javadoccomment">     *</em>
<a class="jxr_linenumber" name="386" href="#386">386</a> <em class="jxr_javadoccomment">     * @param session</em>
<a class="jxr_linenumber" name="387" href="#387">387</a> <em class="jxr_javadoccomment">     *            the session to write</em>
<a class="jxr_linenumber" name="388" href="#388">388</a> <em class="jxr_javadoccomment">     * @param region</em>
<a class="jxr_linenumber" name="389" href="#389">389</a> <em class="jxr_javadoccomment">     *            the file region to write</em>
<a class="jxr_linenumber" name="390" href="#390">390</a> <em class="jxr_javadoccomment">     * @param length</em>
<a class="jxr_linenumber" name="391" href="#391">391</a> <em class="jxr_javadoccomment">     *            the length of the portion to send</em>
<a class="jxr_linenumber" name="392" href="#392">392</a> <em class="jxr_javadoccomment">     * @return the number of written bytes</em>
<a class="jxr_linenumber" name="393" href="#393">393</a> <em class="jxr_javadoccomment">     * @throws Exception</em>
<a class="jxr_linenumber" name="394" href="#394">394</a> <em class="jxr_javadoccomment">     *             any exception thrown by the underlying system calls</em>
<a class="jxr_linenumber" name="395" href="#395">395</a> <em class="jxr_javadoccomment">     */</em>
<a class="jxr_linenumber" name="396" href="#396">396</a>     <strong class="jxr_keyword">protected</strong> <strong class="jxr_keyword">abstract</strong> <strong class="jxr_keyword">int</strong> transferFile(S session, <a href="../../../../../org/apache/mina/core/file/FileRegion.html">FileRegion</a> region, <strong class="jxr_keyword">int</strong> length)
<a class="jxr_linenumber" name="397" href="#397">397</a>             <strong class="jxr_keyword">throws</strong> Exception;
<a class="jxr_linenumber" name="398" href="#398">398</a> 
<a class="jxr_linenumber" name="399" href="#399">399</a>     <em class="jxr_javadoccomment">/**</em>
<a class="jxr_linenumber" name="400" href="#400">400</a> <em class="jxr_javadoccomment">     * {@inheritDoc}</em>
<a class="jxr_linenumber" name="401" href="#401">401</a> <em class="jxr_javadoccomment">     */</em>
<a class="jxr_linenumber" name="402" href="#402">402</a>     <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">final</strong> <strong class="jxr_keyword">void</strong> add(S session) {
<a class="jxr_linenumber" name="403" href="#403">403</a>         <strong class="jxr_keyword">if</strong> (disposed || disposing) {
<a class="jxr_linenumber" name="404" href="#404">404</a>             <strong class="jxr_keyword">throw</strong> <strong class="jxr_keyword">new</strong> IllegalStateException(<span class="jxr_string">"Already disposed."</span>);
<a class="jxr_linenumber" name="405" href="#405">405</a>         }
<a class="jxr_linenumber" name="406" href="#406">406</a> 
<a class="jxr_linenumber" name="407" href="#407">407</a>         <em class="jxr_comment">// Adds the session to the newSession queue and starts the worker</em>
<a class="jxr_linenumber" name="408" href="#408">408</a>         newSessions.add(session);
<a class="jxr_linenumber" name="409" href="#409">409</a>         startupProcessor();
<a class="jxr_linenumber" name="410" href="#410">410</a>     }
<a class="jxr_linenumber" name="411" href="#411">411</a> 
<a class="jxr_linenumber" name="412" href="#412">412</a>     <em class="jxr_javadoccomment">/**</em>
<a class="jxr_linenumber" name="413" href="#413">413</a> <em class="jxr_javadoccomment">     * {@inheritDoc}</em>
<a class="jxr_linenumber" name="414" href="#414">414</a> <em class="jxr_javadoccomment">     */</em>
<a class="jxr_linenumber" name="415" href="#415">415</a>     <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">final</strong> <strong class="jxr_keyword">void</strong> remove(S session) {
<a class="jxr_linenumber" name="416" href="#416">416</a>         scheduleRemove(session);
<a class="jxr_linenumber" name="417" href="#417">417</a>         startupProcessor();
<a class="jxr_linenumber" name="418" href="#418">418</a>     }
<a class="jxr_linenumber" name="419" href="#419">419</a> 
<a class="jxr_linenumber" name="420" href="#420">420</a>     <strong class="jxr_keyword">private</strong> <strong class="jxr_keyword">void</strong> scheduleRemove(S session) {
<a class="jxr_linenumber" name="421" href="#421">421</a>         removingSessions.add(session);
<a class="jxr_linenumber" name="422" href="#422">422</a>     }
<a class="jxr_linenumber" name="423" href="#423">423</a> 
<a class="jxr_linenumber" name="424" href="#424">424</a>     <em class="jxr_javadoccomment">/**</em>
<a class="jxr_linenumber" name="425" href="#425">425</a> <em class="jxr_javadoccomment">     * {@inheritDoc}</em>
<a class="jxr_linenumber" name="426" href="#426">426</a> <em class="jxr_javadoccomment">     */</em>
<a class="jxr_linenumber" name="427" href="#427">427</a>     <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">final</strong> <strong class="jxr_keyword">void</strong> flush(S session) {
<a class="jxr_linenumber" name="428" href="#428">428</a>         <em class="jxr_comment">// add the session to the queue if it's not already</em>
<a class="jxr_linenumber" name="429" href="#429">429</a>         <em class="jxr_comment">// in the queue, then wake up the select()</em>
<a class="jxr_linenumber" name="430" href="#430">430</a>         <strong class="jxr_keyword">if</strong> (session.setScheduledForFlush( <strong class="jxr_keyword">true</strong> )) {
<a class="jxr_linenumber" name="431" href="#431">431</a>             flushingSessions.add(session);
<a class="jxr_linenumber" name="432" href="#432">432</a>             wakeup();
<a class="jxr_linenumber" name="433" href="#433">433</a>         }
<a class="jxr_linenumber" name="434" href="#434">434</a>     }
<a class="jxr_linenumber" name="435" href="#435">435</a> 
<a class="jxr_linenumber" name="436" href="#436">436</a>     <strong class="jxr_keyword">private</strong> <strong class="jxr_keyword">void</strong> scheduleFlush(S session) {
<a class="jxr_linenumber" name="437" href="#437">437</a>         <em class="jxr_comment">// add the session to the queue if it's not already</em>
<a class="jxr_linenumber" name="438" href="#438">438</a>         <em class="jxr_comment">// in the queue</em>
<a class="jxr_linenumber" name="439" href="#439">439</a>         <strong class="jxr_keyword">if</strong> (session.setScheduledForFlush(<strong class="jxr_keyword">true</strong>)) {
<a class="jxr_linenumber" name="440" href="#440">440</a>             flushingSessions.add(session);
<a class="jxr_linenumber" name="441" href="#441">441</a>         }
<a class="jxr_linenumber" name="442" href="#442">442</a>     }
<a class="jxr_linenumber" name="443" href="#443">443</a> 
<a class="jxr_linenumber" name="444" href="#444">444</a>     <em class="jxr_javadoccomment">/**</em>
<a class="jxr_linenumber" name="445" href="#445">445</a> <em class="jxr_javadoccomment">     * {@inheritDoc}</em>
<a class="jxr_linenumber" name="446" href="#446">446</a> <em class="jxr_javadoccomment">     */</em>
<a class="jxr_linenumber" name="447" href="#447">447</a>     <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">final</strong> <strong class="jxr_keyword">void</strong> updateTrafficMask(S session) {
<a class="jxr_linenumber" name="448" href="#448">448</a>         trafficControllingSessions.add(session);
<a class="jxr_linenumber" name="449" href="#449">449</a>         wakeup();
<a class="jxr_linenumber" name="450" href="#450">450</a>     }
<a class="jxr_linenumber" name="451" href="#451">451</a> 
<a class="jxr_linenumber" name="452" href="#452">452</a>     <em class="jxr_javadoccomment">/**</em>
<a class="jxr_linenumber" name="453" href="#453">453</a> <em class="jxr_javadoccomment">     * Starts the inner Processor, asking the executor to pick a thread in its</em>
<a class="jxr_linenumber" name="454" href="#454">454</a> <em class="jxr_javadoccomment">     * pool. The Runnable will be renamed</em>
<a class="jxr_linenumber" name="455" href="#455">455</a> <em class="jxr_javadoccomment">     */</em>
<a class="jxr_linenumber" name="456" href="#456">456</a>     <strong class="jxr_keyword">private</strong> <strong class="jxr_keyword">void</strong> startupProcessor() {
<a class="jxr_linenumber" name="457" href="#457">457</a>         <a href="../../../../../org/apache/mina/core/polling/AbstractPollingIoProcessor.html">Processor</a> processor = processorRef.get();
<a class="jxr_linenumber" name="458" href="#458">458</a> 
<a class="jxr_linenumber" name="459" href="#459">459</a>         <strong class="jxr_keyword">if</strong> (processor == <strong class="jxr_keyword">null</strong>) {
<a class="jxr_linenumber" name="460" href="#460">460</a>             processor = <strong class="jxr_keyword">new</strong> <a href="../../../../../org/apache/mina/core/polling/AbstractPollingIoProcessor.html">Processor</a>();
<a class="jxr_linenumber" name="461" href="#461">461</a> 
<a class="jxr_linenumber" name="462" href="#462">462</a>             <strong class="jxr_keyword">if</strong> (processorRef.compareAndSet(<strong class="jxr_keyword">null</strong>, processor)) {
<a class="jxr_linenumber" name="463" href="#463">463</a>                 executor.execute(<strong class="jxr_keyword">new</strong> <a href="../../../../../org/apache/mina/util/NamePreservingRunnable.html">NamePreservingRunnable</a>(processor, threadName));
<a class="jxr_linenumber" name="464" href="#464">464</a>             }
<a class="jxr_linenumber" name="465" href="#465">465</a>         }
<a class="jxr_linenumber" name="466" href="#466">466</a> 
<a class="jxr_linenumber" name="467" href="#467">467</a>         <em class="jxr_comment">// Just stop the select() and start it again, so that the processor</em>
<a class="jxr_linenumber" name="468" href="#468">468</a>         <em class="jxr_comment">// can be activated immediately.</em>
<a class="jxr_linenumber" name="469" href="#469">469</a>         wakeup();
<a class="jxr_linenumber" name="470" href="#470">470</a>     }
<a class="jxr_linenumber" name="471" href="#471">471</a> 
<a class="jxr_linenumber" name="472" href="#472">472</a>     <em class="jxr_javadoccomment">/**</em>
<a class="jxr_linenumber" name="473" href="#473">473</a> <em class="jxr_javadoccomment">     * In the case we are using the java select() method, this method is used to</em>
<a class="jxr_linenumber" name="474" href="#474">474</a> <em class="jxr_javadoccomment">     * trash the buggy selector and create a new one, registring all the sockets</em>
<a class="jxr_linenumber" name="475" href="#475">475</a> <em class="jxr_javadoccomment">     * on it.</em>
<a class="jxr_linenumber" name="476" href="#476">476</a> <em class="jxr_javadoccomment">     *</em>
<a class="jxr_linenumber" name="477" href="#477">477</a> <em class="jxr_javadoccomment">     * @throws IOException</em>
<a class="jxr_linenumber" name="478" href="#478">478</a> <em class="jxr_javadoccomment">     *             If we got an exception</em>
<a class="jxr_linenumber" name="479" href="#479">479</a> <em class="jxr_javadoccomment">     */</em>
<a class="jxr_linenumber" name="480" href="#480">480</a>     <strong class="jxr_keyword">abstract</strong> <strong class="jxr_keyword">protected</strong> <strong class="jxr_keyword">void</strong> registerNewSelector() <strong class="jxr_keyword">throws</strong> IOException;
<a class="jxr_linenumber" name="481" href="#481">481</a> 
<a class="jxr_linenumber" name="482" href="#482">482</a>     <em class="jxr_javadoccomment">/**</em>
<a class="jxr_linenumber" name="483" href="#483">483</a> <em class="jxr_javadoccomment">     * Check that the select() has not exited immediately just because of a</em>
<a class="jxr_linenumber" name="484" href="#484">484</a> <em class="jxr_javadoccomment">     * broken connection. In this case, this is a standard case, and we just</em>
<a class="jxr_linenumber" name="485" href="#485">485</a> <em class="jxr_javadoccomment">     * have to loop.</em>
<a class="jxr_linenumber" name="486" href="#486">486</a> <em class="jxr_javadoccomment">     *</em>
<a class="jxr_linenumber" name="487" href="#487">487</a> <em class="jxr_javadoccomment">     * @return true if a connection has been brutally closed.</em>
<a class="jxr_linenumber" name="488" href="#488">488</a> <em class="jxr_javadoccomment">     * @throws IOException</em>
<a class="jxr_linenumber" name="489" href="#489">489</a> <em class="jxr_javadoccomment">     *             If we got an exception</em>
<a class="jxr_linenumber" name="490" href="#490">490</a> <em class="jxr_javadoccomment">     */</em>
<a class="jxr_linenumber" name="491" href="#491">491</a>     <strong class="jxr_keyword">abstract</strong> <strong class="jxr_keyword">protected</strong> <strong class="jxr_keyword">boolean</strong> isBrokenConnection() <strong class="jxr_keyword">throws</strong> IOException;
<a class="jxr_linenumber" name="492" href="#492">492</a> 
<a class="jxr_linenumber" name="493" href="#493">493</a>     <em class="jxr_javadoccomment">/**</em>
<a class="jxr_linenumber" name="494" href="#494">494</a> <em class="jxr_javadoccomment">     * Loops over the new sessions blocking queue and returns the number of</em>
<a class="jxr_linenumber" name="495" href="#495">495</a> <em class="jxr_javadoccomment">     * sessions which are effectively created</em>
<a class="jxr_linenumber" name="496" href="#496">496</a> <em class="jxr_javadoccomment">     *</em>
<a class="jxr_linenumber" name="497" href="#497">497</a> <em class="jxr_javadoccomment">     * @return The number of new sessions</em>
<a class="jxr_linenumber" name="498" href="#498">498</a> <em class="jxr_javadoccomment">     */</em>
<a class="jxr_linenumber" name="499" href="#499">499</a>     <strong class="jxr_keyword">private</strong> <strong class="jxr_keyword">int</strong> handleNewSessions() {
<a class="jxr_linenumber" name="500" href="#500">500</a>         <strong class="jxr_keyword">int</strong> addedSessions = 0;
<a class="jxr_linenumber" name="501" href="#501">501</a> 
<a class="jxr_linenumber" name="502" href="#502">502</a>         <strong class="jxr_keyword">for</strong> (S session = newSessions.poll(); session != <strong class="jxr_keyword">null</strong>; session = newSessions.poll()) {
<a class="jxr_linenumber" name="503" href="#503">503</a>             <strong class="jxr_keyword">if</strong> (addNow(session)) {
<a class="jxr_linenumber" name="504" href="#504">504</a>                 <em class="jxr_comment">// A new session has been created</em>
<a class="jxr_linenumber" name="505" href="#505">505</a>                 addedSessions++;
<a class="jxr_linenumber" name="506" href="#506">506</a>             }
<a class="jxr_linenumber" name="507" href="#507">507</a>         }
<a class="jxr_linenumber" name="508" href="#508">508</a> 
<a class="jxr_linenumber" name="509" href="#509">509</a>         <strong class="jxr_keyword">return</strong> addedSessions;
<a class="jxr_linenumber" name="510" href="#510">510</a>     }
<a class="jxr_linenumber" name="511" href="#511">511</a> 
<a class="jxr_linenumber" name="512" href="#512">512</a>     <em class="jxr_javadoccomment">/**</em>
<a class="jxr_linenumber" name="513" href="#513">513</a> <em class="jxr_javadoccomment">     * Process a new session :</em>
<a class="jxr_linenumber" name="514" href="#514">514</a> <em class="jxr_javadoccomment">     * - initialize it</em>
<a class="jxr_linenumber" name="515" href="#515">515</a> <em class="jxr_javadoccomment">     * - create its chain</em>
<a class="jxr_linenumber" name="516" href="#516">516</a> <em class="jxr_javadoccomment">     * - fire the CREATED listeners if any</em>
<a class="jxr_linenumber" name="517" href="#517">517</a> <em class="jxr_javadoccomment">     *</em>
<a class="jxr_linenumber" name="518" href="#518">518</a> <em class="jxr_javadoccomment">     * @param session The session to create</em>
<a class="jxr_linenumber" name="519" href="#519">519</a> <em class="jxr_javadoccomment">     * @return true if the session has been registered</em>
<a class="jxr_linenumber" name="520" href="#520">520</a> <em class="jxr_javadoccomment">     */</em>
<a class="jxr_linenumber" name="521" href="#521">521</a>     <strong class="jxr_keyword">private</strong> <strong class="jxr_keyword">boolean</strong> addNow(S session) {
<a class="jxr_linenumber" name="522" href="#522">522</a>         <strong class="jxr_keyword">boolean</strong> registered = false;
<a class="jxr_linenumber" name="523" href="#523">523</a> 
<a class="jxr_linenumber" name="524" href="#524">524</a>         <strong class="jxr_keyword">try</strong> {
<a class="jxr_linenumber" name="525" href="#525">525</a>             init(session);
<a class="jxr_linenumber" name="526" href="#526">526</a>             registered = <strong class="jxr_keyword">true</strong>;
<a class="jxr_linenumber" name="527" href="#527">527</a> 
<a class="jxr_linenumber" name="528" href="#528">528</a>             <em class="jxr_comment">// Build the filter chain of this session.</em>
<a class="jxr_linenumber" name="529" href="#529">529</a>             <a href="../../../../../org/apache/mina/core/filterchain/IoFilterChainBuilder.html">IoFilterChainBuilder</a> chainBuilder = session.getService().getFilterChainBuilder();
<a class="jxr_linenumber" name="530" href="#530">530</a>             chainBuilder.buildFilterChain(session.getFilterChain());
<a class="jxr_linenumber" name="531" href="#531">531</a> 
<a class="jxr_linenumber" name="532" href="#532">532</a>             <em class="jxr_comment">// DefaultIoFilterChain.CONNECT_FUTURE is cleared inside here</em>
<a class="jxr_linenumber" name="533" href="#533">533</a>             <em class="jxr_comment">// in AbstractIoFilterChain.fireSessionOpened().</em>
<a class="jxr_linenumber" name="534" href="#534">534</a>             <em class="jxr_comment">// Propagate the SESSION_CREATED event up to the chain</em>
<a class="jxr_linenumber" name="535" href="#535">535</a>             <a href="../../../../../org/apache/mina/core/service/IoServiceListenerSupport.html">IoServiceListenerSupport</a> listeners = ((AbstractIoService) session.getService()).getListeners();
<a class="jxr_linenumber" name="536" href="#536">536</a>             listeners.fireSessionCreated(session);
<a class="jxr_linenumber" name="537" href="#537">537</a>         } <strong class="jxr_keyword">catch</strong> (Throwable e) {
<a class="jxr_linenumber" name="538" href="#538">538</a>             ExceptionMonitor.getInstance().exceptionCaught(e);
<a class="jxr_linenumber" name="539" href="#539">539</a> 
<a class="jxr_linenumber" name="540" href="#540">540</a>             <strong class="jxr_keyword">try</strong> {
<a class="jxr_linenumber" name="541" href="#541">541</a>                 destroy(session);
<a class="jxr_linenumber" name="542" href="#542">542</a>             } <strong class="jxr_keyword">catch</strong> (Exception e1) {
<a class="jxr_linenumber" name="543" href="#543">543</a>                 ExceptionMonitor.getInstance().exceptionCaught(e1);
<a class="jxr_linenumber" name="544" href="#544">544</a>             } <strong class="jxr_keyword">finally</strong> {
<a class="jxr_linenumber" name="545" href="#545">545</a>                 registered = false;
<a class="jxr_linenumber" name="546" href="#546">546</a>             }
<a class="jxr_linenumber" name="547" href="#547">547</a>         }
<a class="jxr_linenumber" name="548" href="#548">548</a> 
<a class="jxr_linenumber" name="549" href="#549">549</a>         <strong class="jxr_keyword">return</strong> registered;
<a class="jxr_linenumber" name="550" href="#550">550</a>     }
<a class="jxr_linenumber" name="551" href="#551">551</a> 
<a class="jxr_linenumber" name="552" href="#552">552</a>     <strong class="jxr_keyword">private</strong> <strong class="jxr_keyword">int</strong> removeSessions() {
<a class="jxr_linenumber" name="553" href="#553">553</a>         <strong class="jxr_keyword">int</strong> removedSessions = 0;
<a class="jxr_linenumber" name="554" href="#554">554</a> 
<a class="jxr_linenumber" name="555" href="#555">555</a>         <strong class="jxr_keyword">for</strong> (S session = removingSessions.poll(); session != <strong class="jxr_keyword">null</strong>; session = removingSessions.poll()) {
<a class="jxr_linenumber" name="556" href="#556">556</a>             <a href="../../../../../org/apache/mina/core/session/SessionState.html">SessionState</a> state = getState(session);
<a class="jxr_linenumber" name="557" href="#557">557</a> 
<a class="jxr_linenumber" name="558" href="#558">558</a>             <em class="jxr_comment">// Now deal with the removal accordingly to the session's state</em>
<a class="jxr_linenumber" name="559" href="#559">559</a>             <strong class="jxr_keyword">switch</strong> (state) {
<a class="jxr_linenumber" name="560" href="#560">560</a>                 <strong class="jxr_keyword">case</strong> OPENED:
<a class="jxr_linenumber" name="561" href="#561">561</a>                     <em class="jxr_comment">// Try to remove this session</em>
<a class="jxr_linenumber" name="562" href="#562">562</a>                     <strong class="jxr_keyword">if</strong> (removeNow(session)) {
<a class="jxr_linenumber" name="563" href="#563">563</a>                         removedSessions++;
<a class="jxr_linenumber" name="564" href="#564">564</a>                     }
<a class="jxr_linenumber" name="565" href="#565">565</a> 
<a class="jxr_linenumber" name="566" href="#566">566</a>                     <strong class="jxr_keyword">break</strong>;
<a class="jxr_linenumber" name="567" href="#567">567</a> 
<a class="jxr_linenumber" name="568" href="#568">568</a>                 <strong class="jxr_keyword">case</strong> CLOSING:
<a class="jxr_linenumber" name="569" href="#569">569</a>                     <em class="jxr_comment">// Skip if channel is already closed</em>
<a class="jxr_linenumber" name="570" href="#570">570</a>                     <strong class="jxr_keyword">break</strong>;
<a class="jxr_linenumber" name="571" href="#571">571</a> 
<a class="jxr_linenumber" name="572" href="#572">572</a>                 <strong class="jxr_keyword">case</strong> OPENING:
<a class="jxr_linenumber" name="573" href="#573">573</a>                     <em class="jxr_comment">// Remove session from the newSessions queue and</em>
<a class="jxr_linenumber" name="574" href="#574">574</a>                     <em class="jxr_comment">// remove it</em>
<a class="jxr_linenumber" name="575" href="#575">575</a>                     newSessions.remove(session);
<a class="jxr_linenumber" name="576" href="#576">576</a> 
<a class="jxr_linenumber" name="577" href="#577">577</a>                     <strong class="jxr_keyword">if</strong> (removeNow(session)) {
<a class="jxr_linenumber" name="578" href="#578">578</a>                         removedSessions++;
<a class="jxr_linenumber" name="579" href="#579">579</a>                     }
<a class="jxr_linenumber" name="580" href="#580">580</a> 
<a class="jxr_linenumber" name="581" href="#581">581</a>                     <strong class="jxr_keyword">break</strong>;
<a class="jxr_linenumber" name="582" href="#582">582</a> 
<a class="jxr_linenumber" name="583" href="#583">583</a>                 <strong class="jxr_keyword">default</strong>:
<a class="jxr_linenumber" name="584" href="#584">584</a>                     <strong class="jxr_keyword">throw</strong> <strong class="jxr_keyword">new</strong> IllegalStateException(String.valueOf(state));
<a class="jxr_linenumber" name="585" href="#585">585</a>             }
<a class="jxr_linenumber" name="586" href="#586">586</a>         }
<a class="jxr_linenumber" name="587" href="#587">587</a> 
<a class="jxr_linenumber" name="588" href="#588">588</a>         <strong class="jxr_keyword">return</strong> removedSessions;
<a class="jxr_linenumber" name="589" href="#589">589</a>     }
<a class="jxr_linenumber" name="590" href="#590">590</a> 
<a class="jxr_linenumber" name="591" href="#591">591</a>     <strong class="jxr_keyword">private</strong> <strong class="jxr_keyword">boolean</strong> removeNow(S session) {
<a class="jxr_linenumber" name="592" href="#592">592</a>         clearWriteRequestQueue(session);
<a class="jxr_linenumber" name="593" href="#593">593</a> 
<a class="jxr_linenumber" name="594" href="#594">594</a>         <strong class="jxr_keyword">try</strong> {
<a class="jxr_linenumber" name="595" href="#595">595</a>             destroy(session);
<a class="jxr_linenumber" name="596" href="#596">596</a>             <strong class="jxr_keyword">return</strong> <strong class="jxr_keyword">true</strong>;
<a class="jxr_linenumber" name="597" href="#597">597</a>         } <strong class="jxr_keyword">catch</strong> (Exception e) {
<a class="jxr_linenumber" name="598" href="#598">598</a>             <a href="../../../../../org/apache/mina/core/filterchain/IoFilterChain.html">IoFilterChain</a> filterChain = session.getFilterChain();
<a class="jxr_linenumber" name="599" href="#599">599</a>             filterChain.fireExceptionCaught(e);
<a class="jxr_linenumber" name="600" href="#600">600</a>         } <strong class="jxr_keyword">finally</strong> {
<a class="jxr_linenumber" name="601" href="#601">601</a>             clearWriteRequestQueue(session);
<a class="jxr_linenumber" name="602" href="#602">602</a>             ((<a href="../../../../../org/apache/mina/core/service/AbstractIoService.html">AbstractIoService</a>) session.getService()).getListeners()
<a class="jxr_linenumber" name="603" href="#603">603</a>                     .fireSessionDestroyed(session);
<a class="jxr_linenumber" name="604" href="#604">604</a>         }
<a class="jxr_linenumber" name="605" href="#605">605</a>         <strong class="jxr_keyword">return</strong> false;
<a class="jxr_linenumber" name="606" href="#606">606</a>     }
<a class="jxr_linenumber" name="607" href="#607">607</a> 
<a class="jxr_linenumber" name="608" href="#608">608</a>     <strong class="jxr_keyword">private</strong> <strong class="jxr_keyword">void</strong> clearWriteRequestQueue(S session) {
<a class="jxr_linenumber" name="609" href="#609">609</a>         <a href="../../../../../org/apache/mina/core/write/WriteRequestQueue.html">WriteRequestQueue</a> writeRequestQueue = session.getWriteRequestQueue();
<a class="jxr_linenumber" name="610" href="#610">610</a>         <a href="../../../../../org/apache/mina/core/write/WriteRequest.html">WriteRequest</a> req;
<a class="jxr_linenumber" name="611" href="#611">611</a> 
<a class="jxr_linenumber" name="612" href="#612">612</a>         List&lt;WriteRequest&gt; failedRequests = <strong class="jxr_keyword">new</strong> ArrayList&lt;WriteRequest&gt;();
<a class="jxr_linenumber" name="613" href="#613">613</a> 
<a class="jxr_linenumber" name="614" href="#614">614</a>         <strong class="jxr_keyword">if</strong> ((req = writeRequestQueue.poll(session)) != <strong class="jxr_keyword">null</strong>) {
<a class="jxr_linenumber" name="615" href="#615">615</a>             Object message = req.getMessage();
<a class="jxr_linenumber" name="616" href="#616">616</a> 
<a class="jxr_linenumber" name="617" href="#617">617</a>             <strong class="jxr_keyword">if</strong> (message instanceof IoBuffer) {
<a class="jxr_linenumber" name="618" href="#618">618</a>                 <a href="../../../../../org/apache/mina/core/buffer/IoBuffer.html">IoBuffer</a> buf = (IoBuffer)message;
<a class="jxr_linenumber" name="619" href="#619">619</a> 
<a class="jxr_linenumber" name="620" href="#620">620</a>                 <em class="jxr_comment">// The first unwritten empty buffer must be</em>
<a class="jxr_linenumber" name="621" href="#621">621</a>                 <em class="jxr_comment">// forwarded to the filter chain.</em>
<a class="jxr_linenumber" name="622" href="#622">622</a>                 <strong class="jxr_keyword">if</strong> (buf.hasRemaining()) {
<a class="jxr_linenumber" name="623" href="#623">623</a>                     buf.reset();
<a class="jxr_linenumber" name="624" href="#624">624</a>                     failedRequests.add(req);
<a class="jxr_linenumber" name="625" href="#625">625</a>                 } <strong class="jxr_keyword">else</strong> {
<a class="jxr_linenumber" name="626" href="#626">626</a>                     <a href="../../../../../org/apache/mina/core/filterchain/IoFilterChain.html">IoFilterChain</a> filterChain = session.getFilterChain();
<a class="jxr_linenumber" name="627" href="#627">627</a>                     filterChain.fireMessageSent(req);
<a class="jxr_linenumber" name="628" href="#628">628</a>                 }
<a class="jxr_linenumber" name="629" href="#629">629</a>             } <strong class="jxr_keyword">else</strong> {
<a class="jxr_linenumber" name="630" href="#630">630</a>                 failedRequests.add(req);
<a class="jxr_linenumber" name="631" href="#631">631</a>             }
<a class="jxr_linenumber" name="632" href="#632">632</a> 
<a class="jxr_linenumber" name="633" href="#633">633</a>             <em class="jxr_comment">// Discard others.</em>
<a class="jxr_linenumber" name="634" href="#634">634</a>             <strong class="jxr_keyword">while</strong> ((req = writeRequestQueue.poll(session)) != <strong class="jxr_keyword">null</strong>) {
<a class="jxr_linenumber" name="635" href="#635">635</a>                 failedRequests.add(req);
<a class="jxr_linenumber" name="636" href="#636">636</a>             }
<a class="jxr_linenumber" name="637" href="#637">637</a>         }
<a class="jxr_linenumber" name="638" href="#638">638</a> 
<a class="jxr_linenumber" name="639" href="#639">639</a>         <em class="jxr_comment">// Create an exception and notify.</em>
<a class="jxr_linenumber" name="640" href="#640">640</a>         <strong class="jxr_keyword">if</strong> (!failedRequests.isEmpty()) {
<a class="jxr_linenumber" name="641" href="#641">641</a>             <a href="../../../../../org/apache/mina/core/write/WriteToClosedSessionException.html">WriteToClosedSessionException</a> cause = <strong class="jxr_keyword">new</strong> <a href="../../../../../org/apache/mina/core/write/WriteToClosedSessionException.html">WriteToClosedSessionException</a>(
<a class="jxr_linenumber" name="642" href="#642">642</a>                     failedRequests);
<a class="jxr_linenumber" name="643" href="#643">643</a> 
<a class="jxr_linenumber" name="644" href="#644">644</a>             <strong class="jxr_keyword">for</strong> (WriteRequest r : failedRequests) {
<a class="jxr_linenumber" name="645" href="#645">645</a>                 session.decreaseScheduledBytesAndMessages(r);
<a class="jxr_linenumber" name="646" href="#646">646</a>                 r.getFuture().setException(cause);
<a class="jxr_linenumber" name="647" href="#647">647</a>             }
<a class="jxr_linenumber" name="648" href="#648">648</a> 
<a class="jxr_linenumber" name="649" href="#649">649</a>             <a href="../../../../../org/apache/mina/core/filterchain/IoFilterChain.html">IoFilterChain</a> filterChain = session.getFilterChain();
<a class="jxr_linenumber" name="650" href="#650">650</a>             filterChain.fireExceptionCaught(cause);
<a class="jxr_linenumber" name="651" href="#651">651</a>         }
<a class="jxr_linenumber" name="652" href="#652">652</a>     }
<a class="jxr_linenumber" name="653" href="#653">653</a> 
<a class="jxr_linenumber" name="654" href="#654">654</a>     <strong class="jxr_keyword">private</strong> <strong class="jxr_keyword">void</strong> process() <strong class="jxr_keyword">throws</strong> Exception {
<a class="jxr_linenumber" name="655" href="#655">655</a>         <strong class="jxr_keyword">for</strong> (Iterator&lt;S&gt; i = selectedSessions(); i.hasNext();) {
<a class="jxr_linenumber" name="656" href="#656">656</a>             S session = i.next();
<a class="jxr_linenumber" name="657" href="#657">657</a>             process(session);
<a class="jxr_linenumber" name="658" href="#658">658</a>             i.remove();
<a class="jxr_linenumber" name="659" href="#659">659</a>         }
<a class="jxr_linenumber" name="660" href="#660">660</a>     }
<a class="jxr_linenumber" name="661" href="#661">661</a> 
<a class="jxr_linenumber" name="662" href="#662">662</a>     <em class="jxr_javadoccomment">/**</em>
<a class="jxr_linenumber" name="663" href="#663">663</a> <em class="jxr_javadoccomment">     * Deal with session ready for the read or write operations, or both.</em>
<a class="jxr_linenumber" name="664" href="#664">664</a> <em class="jxr_javadoccomment">     */</em>
<a class="jxr_linenumber" name="665" href="#665">665</a>     <strong class="jxr_keyword">private</strong> <strong class="jxr_keyword">void</strong> process(S session) {
<a class="jxr_linenumber" name="666" href="#666">666</a>         <em class="jxr_comment">// Process Reads</em>
<a class="jxr_linenumber" name="667" href="#667">667</a>         <strong class="jxr_keyword">if</strong> (isReadable(session) &amp;&amp; !session.isReadSuspended()) {
<a class="jxr_linenumber" name="668" href="#668">668</a>             read(session);
<a class="jxr_linenumber" name="669" href="#669">669</a>         }
<a class="jxr_linenumber" name="670" href="#670">670</a> 
<a class="jxr_linenumber" name="671" href="#671">671</a>         <em class="jxr_comment">// Process writes</em>
<a class="jxr_linenumber" name="672" href="#672">672</a>         <strong class="jxr_keyword">if</strong> (isWritable(session) &amp;&amp; !session.isWriteSuspended()) {
<a class="jxr_linenumber" name="673" href="#673">673</a>             <em class="jxr_comment">// add the session to the queue, if it's not already there</em>
<a class="jxr_linenumber" name="674" href="#674">674</a>             <strong class="jxr_keyword">if</strong> (session.setScheduledForFlush(<strong class="jxr_keyword">true</strong>)) {
<a class="jxr_linenumber" name="675" href="#675">675</a>                 flushingSessions.add(session);
<a class="jxr_linenumber" name="676" href="#676">676</a>             }
<a class="jxr_linenumber" name="677" href="#677">677</a>         }
<a class="jxr_linenumber" name="678" href="#678">678</a>     }
<a class="jxr_linenumber" name="679" href="#679">679</a> 
<a class="jxr_linenumber" name="680" href="#680">680</a>     <strong class="jxr_keyword">private</strong> <strong class="jxr_keyword">void</strong> read(S session) {
<a class="jxr_linenumber" name="681" href="#681">681</a>         <a href="../../../../../org/apache/mina/core/session/IoSessionConfig.html">IoSessionConfig</a> config = session.getConfig();
<a class="jxr_linenumber" name="682" href="#682">682</a>         <strong class="jxr_keyword">int</strong> bufferSize = config.getReadBufferSize();
<a class="jxr_linenumber" name="683" href="#683">683</a>         <a href="../../../../../org/apache/mina/core/buffer/IoBuffer.html">IoBuffer</a> buf = IoBuffer.allocate(bufferSize);
<a class="jxr_linenumber" name="684" href="#684">684</a> 
<a class="jxr_linenumber" name="685" href="#685">685</a>         <strong class="jxr_keyword">final</strong> <strong class="jxr_keyword">boolean</strong> hasFragmentation = session.getTransportMetadata()
<a class="jxr_linenumber" name="686" href="#686">686</a>                 .hasFragmentation();
<a class="jxr_linenumber" name="687" href="#687">687</a> 
<a class="jxr_linenumber" name="688" href="#688">688</a>         <strong class="jxr_keyword">try</strong> {
<a class="jxr_linenumber" name="689" href="#689">689</a>             <strong class="jxr_keyword">int</strong> readBytes = 0;
<a class="jxr_linenumber" name="690" href="#690">690</a>             <strong class="jxr_keyword">int</strong> ret;
<a class="jxr_linenumber" name="691" href="#691">691</a> 
<a class="jxr_linenumber" name="692" href="#692">692</a>             <strong class="jxr_keyword">try</strong> {
<a class="jxr_linenumber" name="693" href="#693">693</a>                 <strong class="jxr_keyword">if</strong> (hasFragmentation) {
<a class="jxr_linenumber" name="694" href="#694">694</a> 
<a class="jxr_linenumber" name="695" href="#695">695</a>                     <strong class="jxr_keyword">while</strong> ((ret = read(session, buf)) &gt; 0) {
<a class="jxr_linenumber" name="696" href="#696">696</a>                         readBytes += ret;
<a class="jxr_linenumber" name="697" href="#697">697</a> 
<a class="jxr_linenumber" name="698" href="#698">698</a>                         <strong class="jxr_keyword">if</strong> (!buf.hasRemaining()) {
<a class="jxr_linenumber" name="699" href="#699">699</a>                             <strong class="jxr_keyword">break</strong>;
<a class="jxr_linenumber" name="700" href="#700">700</a>                         }
<a class="jxr_linenumber" name="701" href="#701">701</a>                     }
<a class="jxr_linenumber" name="702" href="#702">702</a>                 } <strong class="jxr_keyword">else</strong> {
<a class="jxr_linenumber" name="703" href="#703">703</a>                     ret = read(session, buf);
<a class="jxr_linenumber" name="704" href="#704">704</a> 
<a class="jxr_linenumber" name="705" href="#705">705</a>                     <strong class="jxr_keyword">if</strong> (ret &gt; 0) {
<a class="jxr_linenumber" name="706" href="#706">706</a>                         readBytes = ret;
<a class="jxr_linenumber" name="707" href="#707">707</a>                     }
<a class="jxr_linenumber" name="708" href="#708">708</a>                 }
<a class="jxr_linenumber" name="709" href="#709">709</a>             } <strong class="jxr_keyword">finally</strong> {
<a class="jxr_linenumber" name="710" href="#710">710</a>                 buf.flip();
<a class="jxr_linenumber" name="711" href="#711">711</a>             }
<a class="jxr_linenumber" name="712" href="#712">712</a> 
<a class="jxr_linenumber" name="713" href="#713">713</a>             <strong class="jxr_keyword">if</strong> (readBytes &gt; 0) {
<a class="jxr_linenumber" name="714" href="#714">714</a>                 <a href="../../../../../org/apache/mina/core/filterchain/IoFilterChain.html">IoFilterChain</a> filterChain = session.getFilterChain();
<a class="jxr_linenumber" name="715" href="#715">715</a>                 filterChain.fireMessageReceived(buf);
<a class="jxr_linenumber" name="716" href="#716">716</a>                 buf = <strong class="jxr_keyword">null</strong>;
<a class="jxr_linenumber" name="717" href="#717">717</a> 
<a class="jxr_linenumber" name="718" href="#718">718</a>                 <strong class="jxr_keyword">if</strong> (hasFragmentation) {
<a class="jxr_linenumber" name="719" href="#719">719</a>                     <strong class="jxr_keyword">if</strong> (readBytes &lt;&lt; 1 &lt; config.getReadBufferSize()) {
<a class="jxr_linenumber" name="720" href="#720">720</a>                         session.decreaseReadBufferSize();
<a class="jxr_linenumber" name="721" href="#721">721</a>                     } <strong class="jxr_keyword">else</strong> <strong class="jxr_keyword">if</strong> (readBytes == config.getReadBufferSize()) {
<a class="jxr_linenumber" name="722" href="#722">722</a>                         session.increaseReadBufferSize();
<a class="jxr_linenumber" name="723" href="#723">723</a>                     }
<a class="jxr_linenumber" name="724" href="#724">724</a>                 }
<a class="jxr_linenumber" name="725" href="#725">725</a>             }
<a class="jxr_linenumber" name="726" href="#726">726</a> 
<a class="jxr_linenumber" name="727" href="#727">727</a>             <strong class="jxr_keyword">if</strong> (ret &lt; 0) {
<a class="jxr_linenumber" name="728" href="#728">728</a>                 scheduleRemove(session);
<a class="jxr_linenumber" name="729" href="#729">729</a>             }
<a class="jxr_linenumber" name="730" href="#730">730</a>         } <strong class="jxr_keyword">catch</strong> (Throwable e) {
<a class="jxr_linenumber" name="731" href="#731">731</a>             <strong class="jxr_keyword">if</strong> (e instanceof IOException) {
<a class="jxr_linenumber" name="732" href="#732">732</a>                 <strong class="jxr_keyword">if</strong> (!(e instanceof PortUnreachableException)
<a class="jxr_linenumber" name="733" href="#733">733</a>                         || !AbstractDatagramSessionConfig.<strong class="jxr_keyword">class</strong>.isAssignableFrom(config.getClass())
<a class="jxr_linenumber" name="734" href="#734">734</a>                         || ((AbstractDatagramSessionConfig) config).isCloseOnPortUnreachable()) {
<a class="jxr_linenumber" name="735" href="#735">735</a>                     scheduleRemove(session);
<a class="jxr_linenumber" name="736" href="#736">736</a>                 }
<a class="jxr_linenumber" name="737" href="#737">737</a>             }
<a class="jxr_linenumber" name="738" href="#738">738</a> 
<a class="jxr_linenumber" name="739" href="#739">739</a>             <a href="../../../../../org/apache/mina/core/filterchain/IoFilterChain.html">IoFilterChain</a> filterChain = session.getFilterChain();
<a class="jxr_linenumber" name="740" href="#740">740</a>             filterChain.fireExceptionCaught(e);
<a class="jxr_linenumber" name="741" href="#741">741</a>         }
<a class="jxr_linenumber" name="742" href="#742">742</a>     }
<a class="jxr_linenumber" name="743" href="#743">743</a> 
<a class="jxr_linenumber" name="744" href="#744">744</a> 
<a class="jxr_linenumber" name="745" href="#745">745</a>     <strong class="jxr_keyword">private</strong> <strong class="jxr_keyword">static</strong> String byteArrayToHex( byte[] barray )
<a class="jxr_linenumber" name="746" href="#746">746</a>     {
<a class="jxr_linenumber" name="747" href="#747">747</a>         <strong class="jxr_keyword">char</strong>[] c = <strong class="jxr_keyword">new</strong> <strong class="jxr_keyword">char</strong>[barray.length * 2];
<a class="jxr_linenumber" name="748" href="#748">748</a>         <strong class="jxr_keyword">int</strong> pos = 0;
<a class="jxr_linenumber" name="749" href="#749">749</a> 
<a class="jxr_linenumber" name="750" href="#750">750</a>         <strong class="jxr_keyword">for</strong> ( byte b : barray )
<a class="jxr_linenumber" name="751" href="#751">751</a>         {
<a class="jxr_linenumber" name="752" href="#752">752</a>             <strong class="jxr_keyword">int</strong> bb = ( b &amp; 0x00FF ) &gt;&gt; 4;
<a class="jxr_linenumber" name="753" href="#753">753</a>             c[pos++] = ( <strong class="jxr_keyword">char</strong> ) ( bb &gt; 9 ? bb + 0x37 : bb + 0x30 );
<a class="jxr_linenumber" name="754" href="#754">754</a>             bb = b &amp; 0x0F;
<a class="jxr_linenumber" name="755" href="#755">755</a>             c[pos++] = ( <strong class="jxr_keyword">char</strong> ) ( bb &gt; 9 ? bb + 0x37 : bb + 0x30 );
<a class="jxr_linenumber" name="756" href="#756">756</a>             <strong class="jxr_keyword">if</strong> ( pos &gt; 60 )
<a class="jxr_linenumber" name="757" href="#757">757</a>             {
<a class="jxr_linenumber" name="758" href="#758">758</a>                 <strong class="jxr_keyword">break</strong>;
<a class="jxr_linenumber" name="759" href="#759">759</a>             }
<a class="jxr_linenumber" name="760" href="#760">760</a>         }
<a class="jxr_linenumber" name="761" href="#761">761</a> 
<a class="jxr_linenumber" name="762" href="#762">762</a>         <strong class="jxr_keyword">return</strong> <strong class="jxr_keyword">new</strong> String( c );
<a class="jxr_linenumber" name="763" href="#763">763</a>     }
<a class="jxr_linenumber" name="764" href="#764">764</a> 
<a class="jxr_linenumber" name="765" href="#765">765</a> 
<a class="jxr_linenumber" name="766" href="#766">766</a>     <strong class="jxr_keyword">private</strong> <strong class="jxr_keyword">void</strong> notifyIdleSessions(<strong class="jxr_keyword">long</strong> currentTime) <strong class="jxr_keyword">throws</strong> Exception {
<a class="jxr_linenumber" name="767" href="#767">767</a>         <em class="jxr_comment">// process idle sessions</em>
<a class="jxr_linenumber" name="768" href="#768">768</a>         <strong class="jxr_keyword">if</strong> (currentTime - lastIdleCheckTime &gt;= SELECT_TIMEOUT) {
<a class="jxr_linenumber" name="769" href="#769">769</a>             lastIdleCheckTime = currentTime;
<a class="jxr_linenumber" name="770" href="#770">770</a>             AbstractIoSession.notifyIdleness(allSessions(), currentTime);
<a class="jxr_linenumber" name="771" href="#771">771</a>         }
<a class="jxr_linenumber" name="772" href="#772">772</a>     }
<a class="jxr_linenumber" name="773" href="#773">773</a> 
<a class="jxr_linenumber" name="774" href="#774">774</a>     <em class="jxr_javadoccomment">/**</em>
<a class="jxr_linenumber" name="775" href="#775">775</a> <em class="jxr_javadoccomment">     * Write all the pending messages</em>
<a class="jxr_linenumber" name="776" href="#776">776</a> <em class="jxr_javadoccomment">     */</em>
<a class="jxr_linenumber" name="777" href="#777">777</a>     <strong class="jxr_keyword">private</strong> <strong class="jxr_keyword">void</strong> flush(<strong class="jxr_keyword">long</strong> currentTime) {
<a class="jxr_linenumber" name="778" href="#778">778</a>         <strong class="jxr_keyword">if</strong> (flushingSessions.isEmpty()) {
<a class="jxr_linenumber" name="779" href="#779">779</a>             <strong class="jxr_keyword">return</strong>;
<a class="jxr_linenumber" name="780" href="#780">780</a>         }
<a class="jxr_linenumber" name="781" href="#781">781</a> 
<a class="jxr_linenumber" name="782" href="#782">782</a>         <strong class="jxr_keyword">do</strong> {
<a class="jxr_linenumber" name="783" href="#783">783</a>             S session = flushingSessions.poll(); <em class="jxr_comment">// the same one with firstSession</em>
<a class="jxr_linenumber" name="784" href="#784">784</a> 
<a class="jxr_linenumber" name="785" href="#785">785</a>             <strong class="jxr_keyword">if</strong> (session == <strong class="jxr_keyword">null</strong>) {
<a class="jxr_linenumber" name="786" href="#786">786</a>                 <em class="jxr_comment">// Just in case ... It should not happen.</em>
<a class="jxr_linenumber" name="787" href="#787">787</a>                 <strong class="jxr_keyword">break</strong>;
<a class="jxr_linenumber" name="788" href="#788">788</a>             }
<a class="jxr_linenumber" name="789" href="#789">789</a> 
<a class="jxr_linenumber" name="790" href="#790">790</a>             <em class="jxr_comment">// Reset the Schedule for flush flag for this session,</em>
<a class="jxr_linenumber" name="791" href="#791">791</a>             <em class="jxr_comment">// as we are flushing it now</em>
<a class="jxr_linenumber" name="792" href="#792">792</a>             session.unscheduledForFlush();
<a class="jxr_linenumber" name="793" href="#793">793</a> 
<a class="jxr_linenumber" name="794" href="#794">794</a>             <a href="../../../../../org/apache/mina/core/session/SessionState.html">SessionState</a> state = getState(session);
<a class="jxr_linenumber" name="795" href="#795">795</a> 
<a class="jxr_linenumber" name="796" href="#796">796</a>             <strong class="jxr_keyword">switch</strong> (state) {
<a class="jxr_linenumber" name="797" href="#797">797</a>                 <strong class="jxr_keyword">case</strong> OPENED:
<a class="jxr_linenumber" name="798" href="#798">798</a>                     <strong class="jxr_keyword">try</strong> {
<a class="jxr_linenumber" name="799" href="#799">799</a>                         <strong class="jxr_keyword">boolean</strong> flushedAll = flushNow(session, currentTime);
<a class="jxr_linenumber" name="800" href="#800">800</a> 
<a class="jxr_linenumber" name="801" href="#801">801</a>                         <strong class="jxr_keyword">if</strong> (flushedAll
<a class="jxr_linenumber" name="802" href="#802">802</a>                                 &amp;&amp; !session.getWriteRequestQueue().isEmpty(session)
<a class="jxr_linenumber" name="803" href="#803">803</a>                                 &amp;&amp; !session.isScheduledForFlush()) {
<a class="jxr_linenumber" name="804" href="#804">804</a>                             scheduleFlush(session);
<a class="jxr_linenumber" name="805" href="#805">805</a>                         }
<a class="jxr_linenumber" name="806" href="#806">806</a>                     } <strong class="jxr_keyword">catch</strong> (Exception e) {
<a class="jxr_linenumber" name="807" href="#807">807</a>                         scheduleRemove(session);
<a class="jxr_linenumber" name="808" href="#808">808</a>                         <a href="../../../../../org/apache/mina/core/filterchain/IoFilterChain.html">IoFilterChain</a> filterChain = session.getFilterChain();
<a class="jxr_linenumber" name="809" href="#809">809</a>                         filterChain.fireExceptionCaught(e);
<a class="jxr_linenumber" name="810" href="#810">810</a>                     }
<a class="jxr_linenumber" name="811" href="#811">811</a> 
<a class="jxr_linenumber" name="812" href="#812">812</a>                     <strong class="jxr_keyword">break</strong>;
<a class="jxr_linenumber" name="813" href="#813">813</a> 
<a class="jxr_linenumber" name="814" href="#814">814</a>                 <strong class="jxr_keyword">case</strong> CLOSING:
<a class="jxr_linenumber" name="815" href="#815">815</a>                     <em class="jxr_comment">// Skip if the channel is already closed.</em>
<a class="jxr_linenumber" name="816" href="#816">816</a>                     <strong class="jxr_keyword">break</strong>;
<a class="jxr_linenumber" name="817" href="#817">817</a> 
<a class="jxr_linenumber" name="818" href="#818">818</a>                 <strong class="jxr_keyword">case</strong> OPENING:
<a class="jxr_linenumber" name="819" href="#819">819</a>                     <em class="jxr_comment">// Retry later if session is not yet fully initialized.</em>
<a class="jxr_linenumber" name="820" href="#820">820</a>                     <em class="jxr_comment">// (In case that Session.write() is called before addSession()</em>
<a class="jxr_linenumber" name="821" href="#821">821</a>                     <em class="jxr_comment">// is processed)</em>
<a class="jxr_linenumber" name="822" href="#822">822</a>                     scheduleFlush(session);
<a class="jxr_linenumber" name="823" href="#823">823</a>                     <strong class="jxr_keyword">return</strong>;
<a class="jxr_linenumber" name="824" href="#824">824</a> 
<a class="jxr_linenumber" name="825" href="#825">825</a>                 <strong class="jxr_keyword">default</strong>:
<a class="jxr_linenumber" name="826" href="#826">826</a>                     <strong class="jxr_keyword">throw</strong> <strong class="jxr_keyword">new</strong> IllegalStateException(String.valueOf(state));
<a class="jxr_linenumber" name="827" href="#827">827</a>             }
<a class="jxr_linenumber" name="828" href="#828">828</a> 
<a class="jxr_linenumber" name="829" href="#829">829</a>         } <strong class="jxr_keyword">while</strong> (!flushingSessions.isEmpty());
<a class="jxr_linenumber" name="830" href="#830">830</a>     }
<a class="jxr_linenumber" name="831" href="#831">831</a> 
<a class="jxr_linenumber" name="832" href="#832">832</a>     <strong class="jxr_keyword">private</strong> <strong class="jxr_keyword">boolean</strong> flushNow(S session, <strong class="jxr_keyword">long</strong> currentTime) {
<a class="jxr_linenumber" name="833" href="#833">833</a>         <strong class="jxr_keyword">if</strong> (!session.isConnected()) {
<a class="jxr_linenumber" name="834" href="#834">834</a>             scheduleRemove(session);
<a class="jxr_linenumber" name="835" href="#835">835</a>             <strong class="jxr_keyword">return</strong> false;
<a class="jxr_linenumber" name="836" href="#836">836</a>         }
<a class="jxr_linenumber" name="837" href="#837">837</a> 
<a class="jxr_linenumber" name="838" href="#838">838</a>         <strong class="jxr_keyword">final</strong> <strong class="jxr_keyword">boolean</strong> hasFragmentation = session.getTransportMetadata()
<a class="jxr_linenumber" name="839" href="#839">839</a>                 .hasFragmentation();
<a class="jxr_linenumber" name="840" href="#840">840</a> 
<a class="jxr_linenumber" name="841" href="#841">841</a>         <strong class="jxr_keyword">final</strong> <a href="../../../../../org/apache/mina/core/write/WriteRequestQueue.html">WriteRequestQueue</a> writeRequestQueue = session
<a class="jxr_linenumber" name="842" href="#842">842</a>                 .getWriteRequestQueue();
<a class="jxr_linenumber" name="843" href="#843">843</a> 
<a class="jxr_linenumber" name="844" href="#844">844</a>         <em class="jxr_comment">// Set limitation for the number of written bytes for read-write</em>
<a class="jxr_linenumber" name="845" href="#845">845</a>         <em class="jxr_comment">// fairness. I used maxReadBufferSize * 3 / 2, which yields best</em>
<a class="jxr_linenumber" name="846" href="#846">846</a>         <em class="jxr_comment">// performance in my experience while not breaking fairness much.</em>
<a class="jxr_linenumber" name="847" href="#847">847</a>         <strong class="jxr_keyword">final</strong> <strong class="jxr_keyword">int</strong> maxWrittenBytes = session.getConfig().getMaxReadBufferSize()
<a class="jxr_linenumber" name="848" href="#848">848</a>                 + (session.getConfig().getMaxReadBufferSize() &gt;&gt;&gt; 1);
<a class="jxr_linenumber" name="849" href="#849">849</a>         <strong class="jxr_keyword">int</strong> writtenBytes = 0;
<a class="jxr_linenumber" name="850" href="#850">850</a>         <a href="../../../../../org/apache/mina/core/write/WriteRequest.html">WriteRequest</a> req = <strong class="jxr_keyword">null</strong>;
<a class="jxr_linenumber" name="851" href="#851">851</a> 
<a class="jxr_linenumber" name="852" href="#852">852</a>         <strong class="jxr_keyword">try</strong> {
<a class="jxr_linenumber" name="853" href="#853">853</a>             <em class="jxr_comment">// Clear OP_WRITE</em>
<a class="jxr_linenumber" name="854" href="#854">854</a>             setInterestedInWrite(session, false);
<a class="jxr_linenumber" name="855" href="#855">855</a> 
<a class="jxr_linenumber" name="856" href="#856">856</a>             <strong class="jxr_keyword">do</strong> {
<a class="jxr_linenumber" name="857" href="#857">857</a>                 <em class="jxr_comment">// Check for pending writes.</em>
<a class="jxr_linenumber" name="858" href="#858">858</a>                 req = session.getCurrentWriteRequest();
<a class="jxr_linenumber" name="859" href="#859">859</a> 
<a class="jxr_linenumber" name="860" href="#860">860</a>                 <strong class="jxr_keyword">if</strong> (req == <strong class="jxr_keyword">null</strong>) {
<a class="jxr_linenumber" name="861" href="#861">861</a>                     req = writeRequestQueue.poll(session);
<a class="jxr_linenumber" name="862" href="#862">862</a> 
<a class="jxr_linenumber" name="863" href="#863">863</a>                     <strong class="jxr_keyword">if</strong> (req == <strong class="jxr_keyword">null</strong>) {
<a class="jxr_linenumber" name="864" href="#864">864</a>                         <strong class="jxr_keyword">break</strong>;
<a class="jxr_linenumber" name="865" href="#865">865</a>                     }
<a class="jxr_linenumber" name="866" href="#866">866</a> 
<a class="jxr_linenumber" name="867" href="#867">867</a>                     session.setCurrentWriteRequest(req);
<a class="jxr_linenumber" name="868" href="#868">868</a>                 }
<a class="jxr_linenumber" name="869" href="#869">869</a> 
<a class="jxr_linenumber" name="870" href="#870">870</a>                 <strong class="jxr_keyword">int</strong> localWrittenBytes = 0;
<a class="jxr_linenumber" name="871" href="#871">871</a>                 Object message = req.getMessage();
<a class="jxr_linenumber" name="872" href="#872">872</a> 
<a class="jxr_linenumber" name="873" href="#873">873</a>                 <strong class="jxr_keyword">if</strong> (message instanceof IoBuffer) {
<a class="jxr_linenumber" name="874" href="#874">874</a>                     localWrittenBytes = writeBuffer(session, req,
<a class="jxr_linenumber" name="875" href="#875">875</a>                             hasFragmentation, maxWrittenBytes - writtenBytes,
<a class="jxr_linenumber" name="876" href="#876">876</a>                             currentTime);
<a class="jxr_linenumber" name="877" href="#877">877</a> 
<a class="jxr_linenumber" name="878" href="#878">878</a>                     <strong class="jxr_keyword">if</strong> (( localWrittenBytes &gt; 0 )
<a class="jxr_linenumber" name="879" href="#879">879</a>                             &amp;&amp; ((IoBuffer) message).hasRemaining()) {
<a class="jxr_linenumber" name="880" href="#880">880</a>                         <em class="jxr_comment">// the buffer isn't empty, we re-interest it in writing</em>
<a class="jxr_linenumber" name="881" href="#881">881</a>                         writtenBytes += localWrittenBytes;
<a class="jxr_linenumber" name="882" href="#882">882</a>                         setInterestedInWrite(session, <strong class="jxr_keyword">true</strong>);
<a class="jxr_linenumber" name="883" href="#883">883</a>                         <strong class="jxr_keyword">return</strong> false;
<a class="jxr_linenumber" name="884" href="#884">884</a>                     }
<a class="jxr_linenumber" name="885" href="#885">885</a>                 } <strong class="jxr_keyword">else</strong> <strong class="jxr_keyword">if</strong> (message instanceof FileRegion) {
<a class="jxr_linenumber" name="886" href="#886">886</a>                     localWrittenBytes = writeFile(session, req,
<a class="jxr_linenumber" name="887" href="#887">887</a>                             hasFragmentation, maxWrittenBytes - writtenBytes,
<a class="jxr_linenumber" name="888" href="#888">888</a>                             currentTime);
<a class="jxr_linenumber" name="889" href="#889">889</a> 
<a class="jxr_linenumber" name="890" href="#890">890</a>                     <em class="jxr_comment">// Fix for Java bug on Linux</em>
<a class="jxr_linenumber" name="891" href="#891">891</a>                     <em class="jxr_comment">// http://bugs.sun.com/bugdatabase/view_bug.do?bug_id=5103988</em>
<a class="jxr_linenumber" name="892" href="#892">892</a>                     <em class="jxr_comment">// If there's still data to be written in the FileRegion,</em>
<a class="jxr_linenumber" name="893" href="#893">893</a>                     <em class="jxr_comment">// return 0 indicating that we need</em>
<a class="jxr_linenumber" name="894" href="#894">894</a>                     <em class="jxr_comment">// to pause until writing may resume.</em>
<a class="jxr_linenumber" name="895" href="#895">895</a>                     <strong class="jxr_keyword">if</strong> (( localWrittenBytes &gt; 0 )
<a class="jxr_linenumber" name="896" href="#896">896</a>                             &amp;&amp; ( ((FileRegion) message).getRemainingBytes() &gt; 0 )) {
<a class="jxr_linenumber" name="897" href="#897">897</a>                         writtenBytes += localWrittenBytes;
<a class="jxr_linenumber" name="898" href="#898">898</a>                         setInterestedInWrite(session, <strong class="jxr_keyword">true</strong>);
<a class="jxr_linenumber" name="899" href="#899">899</a>                         <strong class="jxr_keyword">return</strong> false;
<a class="jxr_linenumber" name="900" href="#900">900</a>                     }
<a class="jxr_linenumber" name="901" href="#901">901</a>                 } <strong class="jxr_keyword">else</strong> {
<a class="jxr_linenumber" name="902" href="#902">902</a>                     <strong class="jxr_keyword">throw</strong> <strong class="jxr_keyword">new</strong> IllegalStateException(
<a class="jxr_linenumber" name="903" href="#903">903</a>                             <span class="jxr_string">"Don't know how to handle message of type '"</span>
<a class="jxr_linenumber" name="904" href="#904">904</a>                                     + message.getClass().getName()
<a class="jxr_linenumber" name="905" href="#905">905</a>                                     + <span class="jxr_string">"'.  Are you missing a protocol encoder?"</span>);
<a class="jxr_linenumber" name="906" href="#906">906</a>                 }
<a class="jxr_linenumber" name="907" href="#907">907</a> 
<a class="jxr_linenumber" name="908" href="#908">908</a>                 <strong class="jxr_keyword">if</strong> (localWrittenBytes == 0) {
<a class="jxr_linenumber" name="909" href="#909">909</a>                     <em class="jxr_comment">// Kernel buffer is full.</em>
<a class="jxr_linenumber" name="910" href="#910">910</a>                     setInterestedInWrite(session, <strong class="jxr_keyword">true</strong>);
<a class="jxr_linenumber" name="911" href="#911">911</a>                     <strong class="jxr_keyword">return</strong> false;
<a class="jxr_linenumber" name="912" href="#912">912</a>                 }
<a class="jxr_linenumber" name="913" href="#913">913</a> 
<a class="jxr_linenumber" name="914" href="#914">914</a>                 writtenBytes += localWrittenBytes;
<a class="jxr_linenumber" name="915" href="#915">915</a> 
<a class="jxr_linenumber" name="916" href="#916">916</a>                 <strong class="jxr_keyword">if</strong> (writtenBytes &gt;= maxWrittenBytes) {
<a class="jxr_linenumber" name="917" href="#917">917</a>                     <em class="jxr_comment">// Wrote too much</em>
<a class="jxr_linenumber" name="918" href="#918">918</a>                     scheduleFlush(session);
<a class="jxr_linenumber" name="919" href="#919">919</a>                     <strong class="jxr_keyword">return</strong> false;
<a class="jxr_linenumber" name="920" href="#920">920</a>                 }
<a class="jxr_linenumber" name="921" href="#921">921</a>             } <strong class="jxr_keyword">while</strong> (writtenBytes &lt; maxWrittenBytes);
<a class="jxr_linenumber" name="922" href="#922">922</a>         } <strong class="jxr_keyword">catch</strong> (Exception e) {
<a class="jxr_linenumber" name="923" href="#923">923</a>             <strong class="jxr_keyword">if</strong> (req != <strong class="jxr_keyword">null</strong>) {
<a class="jxr_linenumber" name="924" href="#924">924</a>                 req.getFuture().setException(e);
<a class="jxr_linenumber" name="925" href="#925">925</a>             }
<a class="jxr_linenumber" name="926" href="#926">926</a> 
<a class="jxr_linenumber" name="927" href="#927">927</a>             <a href="../../../../../org/apache/mina/core/filterchain/IoFilterChain.html">IoFilterChain</a> filterChain = session.getFilterChain();
<a class="jxr_linenumber" name="928" href="#928">928</a>             filterChain.fireExceptionCaught(e);
<a class="jxr_linenumber" name="929" href="#929">929</a>             <strong class="jxr_keyword">return</strong> false;
<a class="jxr_linenumber" name="930" href="#930">930</a>         }
<a class="jxr_linenumber" name="931" href="#931">931</a> 
<a class="jxr_linenumber" name="932" href="#932">932</a>         <strong class="jxr_keyword">return</strong> <strong class="jxr_keyword">true</strong>;
<a class="jxr_linenumber" name="933" href="#933">933</a>     }
<a class="jxr_linenumber" name="934" href="#934">934</a> 
<a class="jxr_linenumber" name="935" href="#935">935</a>     <strong class="jxr_keyword">private</strong> <strong class="jxr_keyword">int</strong> writeBuffer(S session, <a href="../../../../../org/apache/mina/core/write/WriteRequest.html">WriteRequest</a> req,
<a class="jxr_linenumber" name="936" href="#936">936</a>             <strong class="jxr_keyword">boolean</strong> hasFragmentation, <strong class="jxr_keyword">int</strong> maxLength, <strong class="jxr_keyword">long</strong> currentTime)
<a class="jxr_linenumber" name="937" href="#937">937</a>             <strong class="jxr_keyword">throws</strong> Exception {
<a class="jxr_linenumber" name="938" href="#938">938</a>         <a href="../../../../../org/apache/mina/core/buffer/IoBuffer.html">IoBuffer</a> buf = (IoBuffer) req.getMessage();
<a class="jxr_linenumber" name="939" href="#939">939</a>         <strong class="jxr_keyword">int</strong> localWrittenBytes = 0;
<a class="jxr_linenumber" name="940" href="#940">940</a> 
<a class="jxr_linenumber" name="941" href="#941">941</a>         <strong class="jxr_keyword">if</strong> (buf.hasRemaining()) {
<a class="jxr_linenumber" name="942" href="#942">942</a>             <strong class="jxr_keyword">int</strong> length;
<a class="jxr_linenumber" name="943" href="#943">943</a> 
<a class="jxr_linenumber" name="944" href="#944">944</a>             <strong class="jxr_keyword">if</strong> (hasFragmentation) {
<a class="jxr_linenumber" name="945" href="#945">945</a>                 length = Math.min(buf.remaining(), maxLength);
<a class="jxr_linenumber" name="946" href="#946">946</a>             } <strong class="jxr_keyword">else</strong> {
<a class="jxr_linenumber" name="947" href="#947">947</a>                 length = buf.remaining();
<a class="jxr_linenumber" name="948" href="#948">948</a>             }
<a class="jxr_linenumber" name="949" href="#949">949</a> 
<a class="jxr_linenumber" name="950" href="#950">950</a>             localWrittenBytes = write(session, buf, length);
<a class="jxr_linenumber" name="951" href="#951">951</a>         }
<a class="jxr_linenumber" name="952" href="#952">952</a> 
<a class="jxr_linenumber" name="953" href="#953">953</a>         session.increaseWrittenBytes(localWrittenBytes, currentTime);
<a class="jxr_linenumber" name="954" href="#954">954</a> 
<a class="jxr_linenumber" name="955" href="#955">955</a>         <strong class="jxr_keyword">if</strong> (!buf.hasRemaining() || ( !hasFragmentation &amp;&amp; ( localWrittenBytes != 0 ) )) {
<a class="jxr_linenumber" name="956" href="#956">956</a>             <em class="jxr_comment">// Buffer has been sent, clear the current request.</em>
<a class="jxr_linenumber" name="957" href="#957">957</a>             <strong class="jxr_keyword">int</strong> pos = buf.position();
<a class="jxr_linenumber" name="958" href="#958">958</a>             buf.reset();
<a class="jxr_linenumber" name="959" href="#959">959</a> 
<a class="jxr_linenumber" name="960" href="#960">960</a>             fireMessageSent(session, req);
<a class="jxr_linenumber" name="961" href="#961">961</a> 
<a class="jxr_linenumber" name="962" href="#962">962</a>             <em class="jxr_comment">// And set it back to its position</em>
<a class="jxr_linenumber" name="963" href="#963">963</a>             buf.position(pos);
<a class="jxr_linenumber" name="964" href="#964">964</a>         }
<a class="jxr_linenumber" name="965" href="#965">965</a>         <strong class="jxr_keyword">return</strong> localWrittenBytes;
<a class="jxr_linenumber" name="966" href="#966">966</a>     }
<a class="jxr_linenumber" name="967" href="#967">967</a> 
<a class="jxr_linenumber" name="968" href="#968">968</a>     <strong class="jxr_keyword">private</strong> <strong class="jxr_keyword">int</strong> writeFile(S session, <a href="../../../../../org/apache/mina/core/write/WriteRequest.html">WriteRequest</a> req,
<a class="jxr_linenumber" name="969" href="#969">969</a>             <strong class="jxr_keyword">boolean</strong> hasFragmentation, <strong class="jxr_keyword">int</strong> maxLength, <strong class="jxr_keyword">long</strong> currentTime)
<a class="jxr_linenumber" name="970" href="#970">970</a>             <strong class="jxr_keyword">throws</strong> Exception {
<a class="jxr_linenumber" name="971" href="#971">971</a>         <strong class="jxr_keyword">int</strong> localWrittenBytes;
<a class="jxr_linenumber" name="972" href="#972">972</a>         <a href="../../../../../org/apache/mina/core/file/FileRegion.html">FileRegion</a> region = (FileRegion) req.getMessage();
<a class="jxr_linenumber" name="973" href="#973">973</a> 
<a class="jxr_linenumber" name="974" href="#974">974</a>         <strong class="jxr_keyword">if</strong> (region.getRemainingBytes() &gt; 0) {
<a class="jxr_linenumber" name="975" href="#975">975</a>             <strong class="jxr_keyword">int</strong> length;
<a class="jxr_linenumber" name="976" href="#976">976</a> 
<a class="jxr_linenumber" name="977" href="#977">977</a>             <strong class="jxr_keyword">if</strong> (hasFragmentation) {
<a class="jxr_linenumber" name="978" href="#978">978</a>                 length = (<strong class="jxr_keyword">int</strong>) Math.min(region.getRemainingBytes(), maxLength);
<a class="jxr_linenumber" name="979" href="#979">979</a>             } <strong class="jxr_keyword">else</strong> {
<a class="jxr_linenumber" name="980" href="#980">980</a>                 length = (<strong class="jxr_keyword">int</strong>) Math.min(Integer.MAX_VALUE, region
<a class="jxr_linenumber" name="981" href="#981">981</a>                         .getRemainingBytes());
<a class="jxr_linenumber" name="982" href="#982">982</a>             }
<a class="jxr_linenumber" name="983" href="#983">983</a> 
<a class="jxr_linenumber" name="984" href="#984">984</a>             localWrittenBytes = transferFile(session, region, length);
<a class="jxr_linenumber" name="985" href="#985">985</a>             region.update(localWrittenBytes);
<a class="jxr_linenumber" name="986" href="#986">986</a>         } <strong class="jxr_keyword">else</strong> {
<a class="jxr_linenumber" name="987" href="#987">987</a>             localWrittenBytes = 0;
<a class="jxr_linenumber" name="988" href="#988">988</a>         }
<a class="jxr_linenumber" name="989" href="#989">989</a> 
<a class="jxr_linenumber" name="990" href="#990">990</a>         session.increaseWrittenBytes(localWrittenBytes, currentTime);
<a class="jxr_linenumber" name="991" href="#991">991</a> 
<a class="jxr_linenumber" name="992" href="#992">992</a>         <strong class="jxr_keyword">if</strong> (( region.getRemainingBytes() &lt;= 0 ) || ( !hasFragmentation
<a class="jxr_linenumber" name="993" href="#993">993</a>                 &amp;&amp; ( localWrittenBytes != 0 ) )) {
<a class="jxr_linenumber" name="994" href="#994">994</a>             fireMessageSent(session, req);
<a class="jxr_linenumber" name="995" href="#995">995</a>         }
<a class="jxr_linenumber" name="996" href="#996">996</a> 
<a class="jxr_linenumber" name="997" href="#997">997</a>         <strong class="jxr_keyword">return</strong> localWrittenBytes;
<a class="jxr_linenumber" name="998" href="#998">998</a>     }
<a class="jxr_linenumber" name="999" href="#999">999</a> 
<a class="jxr_linenumber" name="1000" href="#1000">1000</a>     <strong class="jxr_keyword">private</strong> <strong class="jxr_keyword">void</strong> fireMessageSent(S session, <a href="../../../../../org/apache/mina/core/write/WriteRequest.html">WriteRequest</a> req) {
<a class="jxr_linenumber" name="1001" href="#1001">1001</a>         session.setCurrentWriteRequest(<strong class="jxr_keyword">null</strong>);
<a class="jxr_linenumber" name="1002" href="#1002">1002</a>         <a href="../../../../../org/apache/mina/core/filterchain/IoFilterChain.html">IoFilterChain</a> filterChain = session.getFilterChain();
<a class="jxr_linenumber" name="1003" href="#1003">1003</a>         filterChain.fireMessageSent(req);
<a class="jxr_linenumber" name="1004" href="#1004">1004</a>     }
<a class="jxr_linenumber" name="1005" href="#1005">1005</a> 
<a class="jxr_linenumber" name="1006" href="#1006">1006</a>     <em class="jxr_javadoccomment">/**</em>
<a class="jxr_linenumber" name="1007" href="#1007">1007</a> <em class="jxr_javadoccomment">     * Update the trafficControl for all the session.</em>
<a class="jxr_linenumber" name="1008" href="#1008">1008</a> <em class="jxr_javadoccomment">     */</em>
<a class="jxr_linenumber" name="1009" href="#1009">1009</a>     <strong class="jxr_keyword">private</strong> <strong class="jxr_keyword">void</strong> updateTrafficMask() {
<a class="jxr_linenumber" name="1010" href="#1010">1010</a>         <strong class="jxr_keyword">int</strong> queueSize = trafficControllingSessions.size();
<a class="jxr_linenumber" name="1011" href="#1011">1011</a> 
<a class="jxr_linenumber" name="1012" href="#1012">1012</a>         <strong class="jxr_keyword">while</strong> (queueSize &gt; 0) {
<a class="jxr_linenumber" name="1013" href="#1013">1013</a>             S session = trafficControllingSessions.poll();
<a class="jxr_linenumber" name="1014" href="#1014">1014</a> 
<a class="jxr_linenumber" name="1015" href="#1015">1015</a>             <strong class="jxr_keyword">if</strong> (session == <strong class="jxr_keyword">null</strong>) {
<a class="jxr_linenumber" name="1016" href="#1016">1016</a>                 <em class="jxr_comment">// We are done with this queue.</em>
<a class="jxr_linenumber" name="1017" href="#1017">1017</a>                 <strong class="jxr_keyword">return</strong>;
<a class="jxr_linenumber" name="1018" href="#1018">1018</a>             }
<a class="jxr_linenumber" name="1019" href="#1019">1019</a> 
<a class="jxr_linenumber" name="1020" href="#1020">1020</a>             <a href="../../../../../org/apache/mina/core/session/SessionState.html">SessionState</a> state = getState(session);
<a class="jxr_linenumber" name="1021" href="#1021">1021</a> 
<a class="jxr_linenumber" name="1022" href="#1022">1022</a>             <strong class="jxr_keyword">switch</strong> (state) {
<a class="jxr_linenumber" name="1023" href="#1023">1023</a>                 <strong class="jxr_keyword">case</strong> OPENED:
<a class="jxr_linenumber" name="1024" href="#1024">1024</a>                     updateTrafficControl(session);
<a class="jxr_linenumber" name="1025" href="#1025">1025</a> 
<a class="jxr_linenumber" name="1026" href="#1026">1026</a>                     <strong class="jxr_keyword">break</strong>;
<a class="jxr_linenumber" name="1027" href="#1027">1027</a> 
<a class="jxr_linenumber" name="1028" href="#1028">1028</a>                 <strong class="jxr_keyword">case</strong> CLOSING:
<a class="jxr_linenumber" name="1029" href="#1029">1029</a>                     <strong class="jxr_keyword">break</strong>;
<a class="jxr_linenumber" name="1030" href="#1030">1030</a> 
<a class="jxr_linenumber" name="1031" href="#1031">1031</a>                 <strong class="jxr_keyword">case</strong> OPENING:
<a class="jxr_linenumber" name="1032" href="#1032">1032</a>                     <em class="jxr_comment">// Retry later if session is not yet fully initialized.</em>
<a class="jxr_linenumber" name="1033" href="#1033">1033</a>                     <em class="jxr_comment">// (In case that Session.suspend??() or session.resume??() is</em>
<a class="jxr_linenumber" name="1034" href="#1034">1034</a>                     <em class="jxr_comment">// called before addSession() is processed)</em>
<a class="jxr_linenumber" name="1035" href="#1035">1035</a>                     <em class="jxr_comment">// We just put back the session at the end of the queue.</em>
<a class="jxr_linenumber" name="1036" href="#1036">1036</a>                     trafficControllingSessions.add(session);
<a class="jxr_linenumber" name="1037" href="#1037">1037</a>                     <strong class="jxr_keyword">break</strong>;
<a class="jxr_linenumber" name="1038" href="#1038">1038</a> 
<a class="jxr_linenumber" name="1039" href="#1039">1039</a>                 <strong class="jxr_keyword">default</strong>:
<a class="jxr_linenumber" name="1040" href="#1040">1040</a>                     <strong class="jxr_keyword">throw</strong> <strong class="jxr_keyword">new</strong> IllegalStateException(String.valueOf(state));
<a class="jxr_linenumber" name="1041" href="#1041">1041</a>             }
<a class="jxr_linenumber" name="1042" href="#1042">1042</a> 
<a class="jxr_linenumber" name="1043" href="#1043">1043</a>             <em class="jxr_comment">// As we have handled one session, decrement the number of</em>
<a class="jxr_linenumber" name="1044" href="#1044">1044</a>             <em class="jxr_comment">// remaining sessions. The OPENING session will be processed</em>
<a class="jxr_linenumber" name="1045" href="#1045">1045</a>             <em class="jxr_comment">// with the next select(), as the queue size has been decreased, even</em>
<a class="jxr_linenumber" name="1046" href="#1046">1046</a>             <em class="jxr_comment">// if the session has been pushed at the end of the queue</em>
<a class="jxr_linenumber" name="1047" href="#1047">1047</a>             queueSize--;
<a class="jxr_linenumber" name="1048" href="#1048">1048</a>         }
<a class="jxr_linenumber" name="1049" href="#1049">1049</a>     }
<a class="jxr_linenumber" name="1050" href="#1050">1050</a> 
<a class="jxr_linenumber" name="1051" href="#1051">1051</a>     <em class="jxr_javadoccomment">/**</em>
<a class="jxr_linenumber" name="1052" href="#1052">1052</a> <em class="jxr_javadoccomment">     * {@inheritDoc}</em>
<a class="jxr_linenumber" name="1053" href="#1053">1053</a> <em class="jxr_javadoccomment">     */</em>
<a class="jxr_linenumber" name="1054" href="#1054">1054</a>     <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">void</strong> updateTrafficControl(S session) {
<a class="jxr_linenumber" name="1055" href="#1055">1055</a>         <em class="jxr_comment">//</em>
<a class="jxr_linenumber" name="1056" href="#1056">1056</a>         <strong class="jxr_keyword">try</strong> {
<a class="jxr_linenumber" name="1057" href="#1057">1057</a>             setInterestedInRead(session, !session.isReadSuspended());
<a class="jxr_linenumber" name="1058" href="#1058">1058</a>         } <strong class="jxr_keyword">catch</strong> (Exception e) {
<a class="jxr_linenumber" name="1059" href="#1059">1059</a>             <a href="../../../../../org/apache/mina/core/filterchain/IoFilterChain.html">IoFilterChain</a> filterChain = session.getFilterChain();
<a class="jxr_linenumber" name="1060" href="#1060">1060</a>             filterChain.fireExceptionCaught(e);
<a class="jxr_linenumber" name="1061" href="#1061">1061</a>         }
<a class="jxr_linenumber" name="1062" href="#1062">1062</a> 
<a class="jxr_linenumber" name="1063" href="#1063">1063</a>         <strong class="jxr_keyword">try</strong> {
<a class="jxr_linenumber" name="1064" href="#1064">1064</a>             setInterestedInWrite(session, !session.getWriteRequestQueue()
<a class="jxr_linenumber" name="1065" href="#1065">1065</a>                     .isEmpty(session)
<a class="jxr_linenumber" name="1066" href="#1066">1066</a>                     &amp;&amp; !session.isWriteSuspended());
<a class="jxr_linenumber" name="1067" href="#1067">1067</a>         } <strong class="jxr_keyword">catch</strong> (Exception e) {
<a class="jxr_linenumber" name="1068" href="#1068">1068</a>             <a href="../../../../../org/apache/mina/core/filterchain/IoFilterChain.html">IoFilterChain</a> filterChain = session.getFilterChain();
<a class="jxr_linenumber" name="1069" href="#1069">1069</a>             filterChain.fireExceptionCaught(e);
<a class="jxr_linenumber" name="1070" href="#1070">1070</a>         }
<a class="jxr_linenumber" name="1071" href="#1071">1071</a>     }
<a class="jxr_linenumber" name="1072" href="#1072">1072</a> 
<a class="jxr_linenumber" name="1073" href="#1073">1073</a>     <em class="jxr_javadoccomment">/**</em>
<a class="jxr_linenumber" name="1074" href="#1074">1074</a> <em class="jxr_javadoccomment">     * The main loop. This is the place in charge to poll the Selector, and to</em>
<a class="jxr_linenumber" name="1075" href="#1075">1075</a> <em class="jxr_javadoccomment">     * process the active sessions. It's done in</em>
<a class="jxr_linenumber" name="1076" href="#1076">1076</a> <em class="jxr_javadoccomment">     * - handle the newly created sessions</em>
<a class="jxr_linenumber" name="1077" href="#1077">1077</a> <em class="jxr_javadoccomment">     * -</em>
<a class="jxr_linenumber" name="1078" href="#1078">1078</a> <em class="jxr_javadoccomment">     */</em>
<a class="jxr_linenumber" name="1079" href="#1079">1079</a>     <strong class="jxr_keyword">private</strong> <strong class="jxr_keyword">class</strong> <a href="../../../../../org/apache/mina/core/polling/AbstractPollingIoProcessor.html">Processor</a> <strong class="jxr_keyword">implements</strong> Runnable {
<a class="jxr_linenumber" name="1080" href="#1080">1080</a>         <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">void</strong> run() {
<a class="jxr_linenumber" name="1081" href="#1081">1081</a>             assert (processorRef.get() == <strong class="jxr_keyword">this</strong>);
<a class="jxr_linenumber" name="1082" href="#1082">1082</a> 
<a class="jxr_linenumber" name="1083" href="#1083">1083</a>             <strong class="jxr_keyword">int</strong> nSessions = 0;
<a class="jxr_linenumber" name="1084" href="#1084">1084</a>             lastIdleCheckTime = System.currentTimeMillis();
<a class="jxr_linenumber" name="1085" href="#1085">1085</a> 
<a class="jxr_linenumber" name="1086" href="#1086">1086</a>             <strong class="jxr_keyword">for</strong> (;;) {
<a class="jxr_linenumber" name="1087" href="#1087">1087</a>                 <strong class="jxr_keyword">try</strong> {
<a class="jxr_linenumber" name="1088" href="#1088">1088</a>                     <em class="jxr_comment">// This select has a timeout so that we can manage</em>
<a class="jxr_linenumber" name="1089" href="#1089">1089</a>                     <em class="jxr_comment">// idle session when we get out of the select every</em>
<a class="jxr_linenumber" name="1090" href="#1090">1090</a>                     <em class="jxr_comment">// second. (note : this is a hack to avoid creating</em>
<a class="jxr_linenumber" name="1091" href="#1091">1091</a>                     <em class="jxr_comment">// a dedicated thread).</em>
<a class="jxr_linenumber" name="1092" href="#1092">1092</a>                     <strong class="jxr_keyword">long</strong> t0 = System.currentTimeMillis();
<a class="jxr_linenumber" name="1093" href="#1093">1093</a>                     <strong class="jxr_keyword">int</strong> selected = select(SELECT_TIMEOUT);
<a class="jxr_linenumber" name="1094" href="#1094">1094</a>                     <strong class="jxr_keyword">long</strong> t1 = System.currentTimeMillis();
<a class="jxr_linenumber" name="1095" href="#1095">1095</a>                     <strong class="jxr_keyword">long</strong> delta = (t1 - t0);
<a class="jxr_linenumber" name="1096" href="#1096">1096</a> 
<a class="jxr_linenumber" name="1097" href="#1097">1097</a>                     <strong class="jxr_keyword">if</strong> ((selected == 0) &amp;&amp; !wakeupCalled.get() &amp;&amp; (delta &lt; 100)) {
<a class="jxr_linenumber" name="1098" href="#1098">1098</a>                         <em class="jxr_comment">// Last chance : the select() may have been</em>
<a class="jxr_linenumber" name="1099" href="#1099">1099</a>                         <em class="jxr_comment">// interrupted because we have had an closed channel.</em>
<a class="jxr_linenumber" name="1100" href="#1100">1100</a>                         <strong class="jxr_keyword">if</strong> (isBrokenConnection()) {
<a class="jxr_linenumber" name="1101" href="#1101">1101</a>                             LOG.warn(<span class="jxr_string">"Broken connection"</span>);
<a class="jxr_linenumber" name="1102" href="#1102">1102</a> 
<a class="jxr_linenumber" name="1103" href="#1103">1103</a>                             <em class="jxr_comment">// we can reselect immediately</em>
<a class="jxr_linenumber" name="1104" href="#1104">1104</a>                             <em class="jxr_comment">// set back the flag to false</em>
<a class="jxr_linenumber" name="1105" href="#1105">1105</a>                             wakeupCalled.getAndSet(false);
<a class="jxr_linenumber" name="1106" href="#1106">1106</a> 
<a class="jxr_linenumber" name="1107" href="#1107">1107</a>                             <strong class="jxr_keyword">continue</strong>;
<a class="jxr_linenumber" name="1108" href="#1108">1108</a>                         } <strong class="jxr_keyword">else</strong> {
<a class="jxr_linenumber" name="1109" href="#1109">1109</a>                             LOG.warn(<span class="jxr_string">"Create a new selector. Selected is 0, delta = "</span>
<a class="jxr_linenumber" name="1110" href="#1110">1110</a>                                             + (t1 - t0));
<a class="jxr_linenumber" name="1111" href="#1111">1111</a>                             <em class="jxr_comment">// Ok, we are hit by the nasty epoll</em>
<a class="jxr_linenumber" name="1112" href="#1112">1112</a>                             <em class="jxr_comment">// spinning.</em>
<a class="jxr_linenumber" name="1113" href="#1113">1113</a>                             <em class="jxr_comment">// Basically, there is a race condition</em>
<a class="jxr_linenumber" name="1114" href="#1114">1114</a>                             <em class="jxr_comment">// which causes a closing file descriptor not to be</em>
<a class="jxr_linenumber" name="1115" href="#1115">1115</a>                             <em class="jxr_comment">// considered as available as a selected channel, but</em>
<a class="jxr_linenumber" name="1116" href="#1116">1116</a>                             <em class="jxr_comment">// it stopped the select. The next time we will</em>
<a class="jxr_linenumber" name="1117" href="#1117">1117</a>                             <em class="jxr_comment">// call select(), it will exit immediately for the same</em>
<a class="jxr_linenumber" name="1118" href="#1118">1118</a>                             <em class="jxr_comment">// reason, and do so forever, consuming 100%</em>
<a class="jxr_linenumber" name="1119" href="#1119">1119</a>                             <em class="jxr_comment">// CPU.</em>
<a class="jxr_linenumber" name="1120" href="#1120">1120</a>                             <em class="jxr_comment">// We have to destroy the selector, and</em>
<a class="jxr_linenumber" name="1121" href="#1121">1121</a>                             <em class="jxr_comment">// register all the socket on a new one.</em>
<a class="jxr_linenumber" name="1122" href="#1122">1122</a>                             registerNewSelector();
<a class="jxr_linenumber" name="1123" href="#1123">1123</a>                         }
<a class="jxr_linenumber" name="1124" href="#1124">1124</a> 
<a class="jxr_linenumber" name="1125" href="#1125">1125</a>                         <em class="jxr_comment">// Set back the flag to false</em>
<a class="jxr_linenumber" name="1126" href="#1126">1126</a>                         wakeupCalled.getAndSet(false);
<a class="jxr_linenumber" name="1127" href="#1127">1127</a> 
<a class="jxr_linenumber" name="1128" href="#1128">1128</a>                         <em class="jxr_comment">// and continue the loop</em>
<a class="jxr_linenumber" name="1129" href="#1129">1129</a>                         <strong class="jxr_keyword">continue</strong>;
<a class="jxr_linenumber" name="1130" href="#1130">1130</a>                     }
<a class="jxr_linenumber" name="1131" href="#1131">1131</a> 
<a class="jxr_linenumber" name="1132" href="#1132">1132</a>                     <em class="jxr_comment">// Manage newly created session first</em>
<a class="jxr_linenumber" name="1133" href="#1133">1133</a>                     nSessions += handleNewSessions();
<a class="jxr_linenumber" name="1134" href="#1134">1134</a> 
<a class="jxr_linenumber" name="1135" href="#1135">1135</a>                     updateTrafficMask();
<a class="jxr_linenumber" name="1136" href="#1136">1136</a> 
<a class="jxr_linenumber" name="1137" href="#1137">1137</a>                     <em class="jxr_comment">// Now, if we have had some incoming or outgoing events,</em>
<a class="jxr_linenumber" name="1138" href="#1138">1138</a>                     <em class="jxr_comment">// deal with them</em>
<a class="jxr_linenumber" name="1139" href="#1139">1139</a>                     <strong class="jxr_keyword">if</strong> (selected &gt; 0) {
<a class="jxr_linenumber" name="1140" href="#1140">1140</a>                         <em class="jxr_comment">//LOG.debug("Processing ..."); // This log hurts one of the MDCFilter test...</em>
<a class="jxr_linenumber" name="1141" href="#1141">1141</a>                         process();
<a class="jxr_linenumber" name="1142" href="#1142">1142</a>                     }
<a class="jxr_linenumber" name="1143" href="#1143">1143</a> 
<a class="jxr_linenumber" name="1144" href="#1144">1144</a>                     <em class="jxr_comment">// Write the pending requests</em>
<a class="jxr_linenumber" name="1145" href="#1145">1145</a>                     <strong class="jxr_keyword">long</strong> currentTime = System.currentTimeMillis();
<a class="jxr_linenumber" name="1146" href="#1146">1146</a>                     flush(currentTime);
<a class="jxr_linenumber" name="1147" href="#1147">1147</a> 
<a class="jxr_linenumber" name="1148" href="#1148">1148</a>                     <em class="jxr_comment">// And manage removed sessions</em>
<a class="jxr_linenumber" name="1149" href="#1149">1149</a>                     nSessions -= removeSessions();
<a class="jxr_linenumber" name="1150" href="#1150">1150</a> 
<a class="jxr_linenumber" name="1151" href="#1151">1151</a>                     <em class="jxr_comment">// Last, not least, send Idle events to the idle sessions</em>
<a class="jxr_linenumber" name="1152" href="#1152">1152</a>                     notifyIdleSessions(currentTime);
<a class="jxr_linenumber" name="1153" href="#1153">1153</a> 
<a class="jxr_linenumber" name="1154" href="#1154">1154</a>                     <em class="jxr_comment">// Get a chance to exit the infinite loop if there are no</em>
<a class="jxr_linenumber" name="1155" href="#1155">1155</a>                     <em class="jxr_comment">// more sessions on this Processor</em>
<a class="jxr_linenumber" name="1156" href="#1156">1156</a>                     <strong class="jxr_keyword">if</strong> (nSessions == 0) {
<a class="jxr_linenumber" name="1157" href="#1157">1157</a>                         processorRef.set(<strong class="jxr_keyword">null</strong>);
<a class="jxr_linenumber" name="1158" href="#1158">1158</a>                         
<a class="jxr_linenumber" name="1159" href="#1159">1159</a>                         <strong class="jxr_keyword">if</strong> (newSessions.isEmpty() &amp;&amp; isSelectorEmpty()) {
<a class="jxr_linenumber" name="1160" href="#1160">1160</a>                             <em class="jxr_comment">// newSessions.add() precedes startupProcessor</em>
<a class="jxr_linenumber" name="1161" href="#1161">1161</a>                             assert (processorRef.get() != <strong class="jxr_keyword">this</strong>);
<a class="jxr_linenumber" name="1162" href="#1162">1162</a>                             <strong class="jxr_keyword">break</strong>;
<a class="jxr_linenumber" name="1163" href="#1163">1163</a>                         }
<a class="jxr_linenumber" name="1164" href="#1164">1164</a>                         
<a class="jxr_linenumber" name="1165" href="#1165">1165</a>                         assert (processorRef.get() != <strong class="jxr_keyword">this</strong>);
<a class="jxr_linenumber" name="1166" href="#1166">1166</a>                         
<a class="jxr_linenumber" name="1167" href="#1167">1167</a>                         <strong class="jxr_keyword">if</strong> (!processorRef.compareAndSet(<strong class="jxr_keyword">null</strong>, <strong class="jxr_keyword">this</strong>)) {
<a class="jxr_linenumber" name="1168" href="#1168">1168</a>                             <em class="jxr_comment">// startupProcessor won race, so must exit processor</em>
<a class="jxr_linenumber" name="1169" href="#1169">1169</a>                             assert (processorRef.get() != <strong class="jxr_keyword">this</strong>);
<a class="jxr_linenumber" name="1170" href="#1170">1170</a>                             <strong class="jxr_keyword">break</strong>;
<a class="jxr_linenumber" name="1171" href="#1171">1171</a>                         }
<a class="jxr_linenumber" name="1172" href="#1172">1172</a>                         
<a class="jxr_linenumber" name="1173" href="#1173">1173</a>                         assert (processorRef.get() == <strong class="jxr_keyword">this</strong>);
<a class="jxr_linenumber" name="1174" href="#1174">1174</a>                     }
<a class="jxr_linenumber" name="1175" href="#1175">1175</a> 
<a class="jxr_linenumber" name="1176" href="#1176">1176</a>                     <em class="jxr_comment">// Disconnect all sessions immediately if disposal has been</em>
<a class="jxr_linenumber" name="1177" href="#1177">1177</a>                     <em class="jxr_comment">// requested so that we exit this loop eventually.</em>
<a class="jxr_linenumber" name="1178" href="#1178">1178</a>                     <strong class="jxr_keyword">if</strong> (isDisposing()) {
<a class="jxr_linenumber" name="1179" href="#1179">1179</a>                         <strong class="jxr_keyword">for</strong> (Iterator&lt;S&gt; i = allSessions(); i.hasNext();) {
<a class="jxr_linenumber" name="1180" href="#1180">1180</a>                             scheduleRemove(i.next());
<a class="jxr_linenumber" name="1181" href="#1181">1181</a>                         }
<a class="jxr_linenumber" name="1182" href="#1182">1182</a> 
<a class="jxr_linenumber" name="1183" href="#1183">1183</a>                         wakeup();
<a class="jxr_linenumber" name="1184" href="#1184">1184</a>                     }
<a class="jxr_linenumber" name="1185" href="#1185">1185</a>                 } <strong class="jxr_keyword">catch</strong> (ClosedSelectorException cse) {
<a class="jxr_linenumber" name="1186" href="#1186">1186</a>                     <em class="jxr_comment">// If the selector has been closed, we can exit the loop</em>
<a class="jxr_linenumber" name="1187" href="#1187">1187</a>                     <strong class="jxr_keyword">break</strong>;
<a class="jxr_linenumber" name="1188" href="#1188">1188</a>                 } <strong class="jxr_keyword">catch</strong> (Throwable t) {
<a class="jxr_linenumber" name="1189" href="#1189">1189</a>                     ExceptionMonitor.getInstance().exceptionCaught(t);
<a class="jxr_linenumber" name="1190" href="#1190">1190</a> 
<a class="jxr_linenumber" name="1191" href="#1191">1191</a>                     <strong class="jxr_keyword">try</strong> {
<a class="jxr_linenumber" name="1192" href="#1192">1192</a>                         Thread.sleep(1000);
<a class="jxr_linenumber" name="1193" href="#1193">1193</a>                     } <strong class="jxr_keyword">catch</strong> (InterruptedException e1) {
<a class="jxr_linenumber" name="1194" href="#1194">1194</a>                         ExceptionMonitor.getInstance().exceptionCaught(e1);
<a class="jxr_linenumber" name="1195" href="#1195">1195</a>                     }
<a class="jxr_linenumber" name="1196" href="#1196">1196</a>                 }
<a class="jxr_linenumber" name="1197" href="#1197">1197</a>             }
<a class="jxr_linenumber" name="1198" href="#1198">1198</a> 
<a class="jxr_linenumber" name="1199" href="#1199">1199</a>             <strong class="jxr_keyword">try</strong> {
<a class="jxr_linenumber" name="1200" href="#1200">1200</a>                 <strong class="jxr_keyword">synchronized</strong> (disposalLock) {
<a class="jxr_linenumber" name="1201" href="#1201">1201</a>                     <strong class="jxr_keyword">if</strong> (disposing) {
<a class="jxr_linenumber" name="1202" href="#1202">1202</a>                         doDispose();
<a class="jxr_linenumber" name="1203" href="#1203">1203</a>                     }
<a class="jxr_linenumber" name="1204" href="#1204">1204</a>                 }
<a class="jxr_linenumber" name="1205" href="#1205">1205</a>             } <strong class="jxr_keyword">catch</strong> (Throwable t) {
<a class="jxr_linenumber" name="1206" href="#1206">1206</a>                 ExceptionMonitor.getInstance().exceptionCaught(t);
<a class="jxr_linenumber" name="1207" href="#1207">1207</a>             } <strong class="jxr_keyword">finally</strong> {
<a class="jxr_linenumber" name="1208" href="#1208">1208</a>                 disposalFuture.setValue(<strong class="jxr_keyword">true</strong>);
<a class="jxr_linenumber" name="1209" href="#1209">1209</a>             }
<a class="jxr_linenumber" name="1210" href="#1210">1210</a>         }
<a class="jxr_linenumber" name="1211" href="#1211">1211</a>     }
<a class="jxr_linenumber" name="1212" href="#1212">1212</a> }
</pre>
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